113212232 has 16 divisors (see below), whose sum is σ = 242597760. Its totient is φ = 48519504.

The previous prime is 113212219. The next prime is 113212247. The reversal of 113212232 is 232212311.

It is a self number, because there is not a number n which added to its sum of digits gives 113212232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010768 + ... + 1010879.

It is an arithmetic number, because the mean of its divisors is an integer number (15162360).

Almost surely, 2^113212232 is an apocalyptic number.

It is an amenable number.

113212232 is an abundant number, since it is smaller than the sum of its proper divisors (129385528).

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

113212232 is a wasteful number, since it uses less digits than its factorization.

113212232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021660 (or 2021656 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 113212232 is about 10640.1236834917. The cubic root of 113212232 is about 483.7612943077.

Adding to 113212232 its reverse (232212311), we get a palindrome (345424543).

The spelling of 113212232 in words is "one hundred thirteen million, two hundred twelve thousand, two hundred thirty-two".