Code point
U+2241
Glyph appearance depends on your fonts.
U+2241
Sm223C 0338U+2241 NOT TILDE is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Mathematical Operators block.
Choose the representation you need, then copy its value.
U+2241
8769
≁
≁
≁
E2 89 81
2241
00002241
%E2%89%81
\u2241
\u2241
\u2241
\2241