Code point
U+22B1
Glyph appearance depends on your fonts.
U+22B1
SmU+22B1 SUCCEEDS UNDER RELATION 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+22B1
8881
⊱
⊱
E2 8A B1
22B1
000022B1
%E2%8A%B1
\u22B1
\u22B1
\u22B1
\22B1