113312232 has 96 divisors (see below), whose sum is σ = 337128480. Its totient is φ = 34097280.

The previous prime is 113312201. The next prime is 113312261. The reversal of 113312232 is 232213311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136603 + ... + 137429.

It is an arithmetic number, because the mean of its divisors is an integer number (3511755).

Almost surely, 2^113312232 is an apocalyptic number.

113312232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113312232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168564240).

113312232 is an abundant number, since it is smaller than the sum of its proper divisors (223816248).

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

113312232 is a wasteful number, since it uses less digits than its factorization.

113312232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023 (or 1016 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 113312232 is about 10644.8218397491. The cubic root of 113312232 is about 483.9036873221.

Adding to 113312232 its reverse (232213311), we get a palindrome (345525543).

The spelling of 113312232 in words is "one hundred thirteen million, three hundred twelve thousand, two hundred thirty-two".