113212122102 has 12 divisors (see below), whose sum is σ = 245292931260. Its totient is φ = 37737374028.

The previous prime is 113212122059. The next prime is 113212122119. The reversal of 113212122102 is 201221212311.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6289562339 = 113212122102 / (1 + 1 + 3 + 2 + 1 + 2 + 1 + 2 + 2 + 1 + 0 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3144781152 + ... + 3144781187.

It is an arithmetic number, because the mean of its divisors is an integer number (20441077605).

Almost surely, 2^113212122102 is an apocalyptic number.

113212122102 is an abundant number, since it is smaller than the sum of its proper divisors (132080809158).

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

113212122102 is a wasteful number, since it uses less digits than its factorization.

113212122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6289562347 (or 6289562344 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 113212122102 its reverse (201221212311), we get a palindrome (314433334413).

The spelling of 113212122102 in words is "one hundred thirteen billion, two hundred twelve million, one hundred twenty-two thousand, one hundred two".