113512252113 has 12 divisors (see below), whose sum is σ = 176574614580. Its totient is φ = 69853693536.

The previous prime is 113512252111. The next prime is 113512252127. The reversal of 113512252113 is 311252215311.

113512252113 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 122 + 521 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 76534115904 + 36978136209 = 276648^2 + 192297^2 .

It is not a de Polignac number, because 113512252113 - 2¹ = 113512252111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113512252111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 485094978 + ... + 485095211.

It is an arithmetic number, because the mean of its divisors is an integer number (14714551215).

Almost surely, 2^113512252113 is an apocalyptic number.

113512252113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113512252113 is a deficient number, since it is larger than the sum of its proper divisors (63062362467).

113512252113 is a wasteful number, since it uses less digits than its factorization.

113512252113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970190208 (or 970190205 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

Adding to 113512252113 its reverse (311252215311), we get a palindrome (424764467424).

The spelling of 113512252113 in words is "one hundred thirteen billion, five hundred twelve million, two hundred fifty-two thousand, one hundred thirteen".