113203122 has 16 divisors (see below), whose sum is σ = 226632000. Its totient is φ = 37696752.

The previous prime is 113203109. The next prime is 113203157. The reversal of 113203122 is 221302311.

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, 2497 + ... + 15252.

It is an arithmetic number, because the mean of its divisors is an integer number (14164500).

Almost surely, 2^113203122 is an apocalyptic number.

113203122 is an abundant number, since it is smaller than the sum of its proper divisors (113428878).

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

113203122 is a wasteful number, since it uses less digits than its factorization.

113203122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18817.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 113203122 is about 10639.6955783519. The cubic root of 113203122 is about 483.7483181374.

Adding to 113203122 its reverse (221302311), we get a palindrome (334505433).

The spelling of 113203122 in words is "one hundred thirteen million, two hundred three thousand, one hundred twenty-two".