110 (one hundred [and] ten) is the natural number following 109 and preceding 111.
110 is a sphenic number and a pronic number.
[1] Following the prime quadruplet (101, 103, 107, 109), at 110, the Mertens function reaches a low of −5.
110 is the sum of three consecutive squares,
RSA-110 is one of the RSA numbers, large semiprimes that are part of the RSA Factoring Challenge.