113001021232 has 80 divisors (see below), whose sum is σ = 253254103200. Its totient is φ = 48273592320.

The previous prime is 113001021227. The next prime is 113001021239. The reversal of 113001021232 is 232120100311.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (113001021239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2094694 + ... + 2147962.

It is an arithmetic number, because the mean of its divisors is an integer number (3165676290).

Almost surely, 2^113001021232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113001021232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126627051600).

113001021232 is an abundant number, since it is smaller than the sum of its proper divisors (140253081968).

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

113001021232 is a wasteful number, since it uses less digits than its factorization.

113001021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54014 (or 54008 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 113001021232 its reverse (232120100311), we get a palindrome (345121121543).

The spelling of 113001021232 in words is "one hundred thirteen billion, one million, twenty-one thousand, two hundred thirty-two".