113120232100 has 36 divisors (see below), whose sum is σ = 259910372484. Its totient is φ = 42586439680.

The previous prime is 113120232097. The next prime is 113120232101. The reversal of 113120232100 is 1232021311.

It can be written as a sum of positive squares in 6 ways, for example, as 10305092196 + 102815139904 = 101514^2 + 320648^2 .

It is not an unprimeable number, because it can be changed into a prime (113120232101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33268957 + ... + 33272356.

It is an arithmetic number, because the mean of its divisors is an integer number (7219732569).

Almost surely, 2^113120232100 is an apocalyptic number.

113120232100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113120232100 is an abundant number, since it is smaller than the sum of its proper divisors (146790140384).

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

113120232100 is a wasteful number, since it uses less digits than its factorization.

113120232100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66541344 (or 66541337 counting only the distinct ones).

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

Adding to 113120232100 its reverse (1232021311), we get a palindrome (114352253411).

The spelling of 113120232100 in words is "one hundred thirteen billion, one hundred twenty million, two hundred thirty-two thousand, one hundred".