111400226252 has 96 divisors (see below), whose sum is σ = 228276195840. Its totient is φ = 46583447040.

The previous prime is 111400226243. The next prime is 111400226263. The reversal of 111400226252 is 252622004111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213819752 + ... + 213820272.

It is an arithmetic number, because the mean of its divisors is an integer number (2377877040).

Almost surely, 2^111400226252 is an apocalyptic number.

It is an amenable number.

111400226252 is an abundant number, since it is smaller than the sum of its proper divisors (116875969588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111400226252 is a wasteful number, since it uses less digits than its factorization.

111400226252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311 (or 1309 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 111400226252 in words is "one hundred eleven billion, four hundred million, two hundred twenty-six thousand, two hundred fifty-two".