Unicode Character "∫" (U+222B)

The character (Integral) is represented by the Unicode codepoint U+222B. It is encoded in the Mathematical Operators block, which belongs to the Basic Multilingual Plane. It was added to Unicode in version 1.1 (June, 1993). It is HTML encoded as ∫.

Main Unicode Properties

Name Integral
Unicode Codepoint U+222B
Unicode Version 1.1 (June, 1993)
Block Mathematical Operators
Plane Basic Multilingual Plane

Bidirectional Data

Bidirectional class Other Neutral (ON)
Is mirrored? Yes

Other Unicode Data

Category Math Symbol
Script Code for undetermined script
Combining Class Not Reordered

U+222B Conversion

HTML (decimal) ∫
HTML (hex) ∫
HTML (named) ∫
URL Escape Code %E2%88%AB
CSS \00222B
JavaScript, JSON \u222B
C, C++, Java \u222B
Python \u222B
Rust \u{222B}
Ruby \u222B

How to type "∫"

  • Windows ?: Hold Alt, then type 2 2 2 B. Release Alt.
  • Mac ?: Hold Alt ⌥, then type 2 2 2 B. Release Alt.


  • Times, Times New Roman, serif
  • Helvetica, Arial, sans-serif
  • Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xE2 0x88 0xAB
UTF-16 (hex) 0x222B
UTF-32 (hex) 0x0000222B

Characters based on "∫" (U+222B)