113320031100 has 72 divisors (see below), whose sum is σ = 327989007360. Its totient is φ = 30207948480.

The previous prime is 113320031093. The next prime is 113320031101. The reversal of 113320031100 is 1130023311.

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 113320031100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113320031101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 798099 + ... + 929301.

It is an arithmetic number, because the mean of its divisors is an integer number (4555402880).

Almost surely, 2^113320031100 is an apocalyptic number.

113320031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113320031100 is an abundant number, since it is smaller than the sum of its proper divisors (214668976260).

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

113320031100 is a wasteful number, since it uses less digits than its factorization.

113320031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134099 (or 134092 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 113320031100 its reverse (1130023311), we get a palindrome (114450054411).

The spelling of 113320031100 in words is "one hundred thirteen billion, three hundred twenty million, thirty-one thousand, one hundred".