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U+2321 · Miscellaneous Technical

Bottom Half Integral ⌡

Bottom Half Integral is the Unicode character U+2321 (official name “BOTTOM HALF INTEGRAL”) from the Miscellaneous Technical block. It belongs to SymbolHero’s math symbols collection. Copy it with the button, or use the codes and keyboard methods below to type it yourself.

WindowsAlt 245
UnicodeU+2321
HTML⌡
⌡U+2321

Character codes

Unicode code pointU+2321
Decimal8993
HTML (hex)⌡
HTML (decimal)⌡
CSS\2321
JavaScript\u2321
Python\u2321
UTF-8 bytesE2 8C A1
UTF-162321
URL-encoded%E2%8C%A1

Character details

Official nameBOTTOM HALF INTEGRAL
Unicode blockMiscellaneous Technical
General categoryMath Symbol (Sm)
SymbolHero categoryMath Symbols
EmojiNo

How to type ⌡

Windows

  • Hold Alt and type 245 on the numeric keypad (Num Lock on), then release Alt. Alt 245 uses the code page 437.
  • In Microsoft Word or Outlook: type 2321 then press Alt + X.
  • Open Character Map (search “Character Map” in Start), tick “Advanced view”, search for “bottom half integral”, then Select and Copy.

Mac

  • Press Control + Command + Space to open the Character Viewer, search “bottom half integral”, and double-click the result.
  • With the Unicode Hex Input keyboard enabled (System Settings → Keyboard → Input Sources), hold Option and type 2321.

iPhone & Android

  • Tap Copy at the top of this page, then long-press where you want it and choose Paste.

Docs & web

  • Google Docs: Insert → Special characters, then search “bottom half integral” or enter U+2321.
  • HTML: ⌡
  • Excel / Google Sheets: =UNICHAR(8993)

Similar math symbols

Element of with Dot Above
Element of with Overbar
Small Element of with Overbar
Element of with Underbar
Element of with Two Horizontal Strokes
Contains with Long Horizontal Stroke
Contains with Vertical Bar at End of Horizontal Stroke
Small Contains with Vertical Bar at End of Horizontal Stroke
Contains with Overbar
Small Contains with Overbar
Z Notation Bag Membership
Top Half Integral
Left Parenthesis Upper Hook
Left Parenthesis Extension
Left Parenthesis Lower Hook
Right Parenthesis Upper Hook
Right Parenthesis Extension
Right Parenthesis Lower Hook
Left Square Bracket Upper Corner
Left Square Bracket Extension
Left Square Bracket Lower Corner
Right Square Bracket Upper Corner
Right Square Bracket Extension
Right Square Bracket Lower Corner

See all 714 math symbols →

Questions

What is the Unicode for ⌡?

It is U+2321 (BOTTOM HALF INTEGRAL), decimal 8993.

Is there a Windows Alt code for it?

Yes: Alt 245 on the numeric keypad.

How do I type it on a Mac?

There is no built-in Option shortcut. Use the Character Viewer (Control + Command + Space) and search “bottom half integral”, or copy it from this page.

What is the HTML code?

Use the numeric reference ⌡ (or ⌡). There is no named entity.