113231112554 has 32 divisors (see below), whose sum is σ = 200428732416. Its totient is φ = 46948941360.

The previous prime is 113231112551. The next prime is 113231112593. The reversal of 113231112554 is 455211132311.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113231112551) 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 15 ways as a sum of consecutive naturals, for example, 1582517 + ... + 1652519.

It is an arithmetic number, because the mean of its divisors is an integer number (6263397888).

Almost surely, 2^113231112554 is an apocalyptic number.

113231112554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

113231112554 is a deficient number, since it is larger than the sum of its proper divisors (87197619862).

113231112554 is a wasteful number, since it uses less digits than its factorization.

113231112554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73770.

The product of its digits is 3600, while the sum is 29.

Adding to 113231112554 its reverse (455211132311), we get a palindrome (568442244865).

The spelling of 113231112554 in words is "one hundred thirteen billion, two hundred thirty-one million, one hundred twelve thousand, five hundred fifty-four".