113001022320 has 80 divisors (see below), whose sum is σ = 370909251360. Its totient is φ = 28361039872.

The previous prime is 113001022307. The next prime is 113001022369. The reversal of 113001022320 is 23220100311.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 113001022320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13844085 + ... + 13852244.

It is an arithmetic number, because the mean of its divisors is an integer number (4636365642).

Almost surely, 2^113001022320 is an apocalyptic number.

113001022320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113001022320 is an abundant number, since it is smaller than the sum of its proper divisors (257908229040).

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

113001022320 is a wasteful number, since it uses less digits than its factorization.

113001022320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27696362 (or 27696356 counting only the distinct ones).

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

Adding to 113001022320 its reverse (23220100311), we get a palindrome (136221122631).

The spelling of 113001022320 in words is "one hundred thirteen billion, one million, twenty-two thousand, three hundred twenty".