113575026129981 has 16 divisors (see below), whose sum is σ = 170172614403456. Its totient is φ = 66853527086016.

The previous prime is 113575026129937. The next prime is 113575026130039. The reversal of 113575026129981 is 189921620575311.

It is not a de Polignac number, because 113575026129981 - 2¹⁰ = 113575026128957 is a prime.

It is a super-2 number, since 2×113575026129981² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113575026122981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63308263390 + ... + 63308265183.

It is an arithmetic number, because the mean of its divisors is an integer number (10635788400216).

Almost surely, 2^{113575026129981} is an apocalyptic number.

It is an amenable number.

113575026129981 is a deficient number, since it is larger than the sum of its proper divisors (56597588273475).

113575026129981 is a wasteful number, since it uses less digits than its factorization.

113575026129981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126616528612.

The product of its (nonzero) digits is 8164800, while the sum is 60.

The spelling of 113575026129981 in words is "one hundred thirteen trillion, five hundred seventy-five billion, twenty-six million, one hundred twenty-nine thousand, nine hundred eighty-one".