113256231155 has 16 divisors (see below), whose sum is σ = 136628037120. Its totient is φ = 90125350272.

The previous prime is 113256231139. The next prime is 113256231157. The reversal of 113256231155 is 551132652311.

It is a cyclic number.

It is not a de Polignac number, because 113256231155 - 2⁴ = 113256231139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113256231157) 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, 1199117 + ... + 1290113.

It is an arithmetic number, because the mean of its divisors is an integer number (8539252320).

Almost surely, 2^113256231155 is an apocalyptic number.

113256231155 is a deficient number, since it is larger than the sum of its proper divisors (23371805965).

113256231155 is a wasteful number, since it uses less digits than its factorization.

113256231155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92318.

The product of its digits is 27000, while the sum is 35.

Adding to 113256231155 its reverse (551132652311), we get a palindrome (664388883466).

The spelling of 113256231155 in words is "one hundred thirteen billion, two hundred fifty-six million, two hundred thirty-one thousand, one hundred fifty-five".