111400122102 has 16 divisors (see below), whose sum is σ = 227981645760. Its totient is φ = 36269807112.

The previous prime is 111400122083. The next prime is 111400122139. The reversal of 111400122102 is 201221004111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215891452 + ... + 215891967.

It is an arithmetic number, because the mean of its divisors is an integer number (14248852860).

Almost surely, 2^111400122102 is an apocalyptic number.

111400122102 is an abundant number, since it is smaller than the sum of its proper divisors (116581523658).

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

111400122102 is a wasteful number, since it uses less digits than its factorization.

111400122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431783467.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111400122102 its reverse (201221004111), we get a palindrome (312621126213).

The spelling of 111400122102 in words is "one hundred eleven billion, four hundred million, one hundred twenty-two thousand, one hundred two".