113130031122 has 12 divisors (see below), whose sum is σ = 245115067470. Its totient is φ = 37710010368.

The previous prime is 113130031111. The next prime is 113130031123. The reversal of 113130031122 is 221130031311.

113130031122 is a `hidden beast` number, since 1 + 1 + 31 + 300 + 311 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 110555585001 + 2574446121 = 332499^2 + 50739^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6285001729 = 113130031122 / (1 + 1 + 3 + 1 + 3 + 0 + 0 + 3 + 1 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 113130031095 and 113130031104.

It is not an unprimeable number, because it can be changed into a prime (113130031123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3142500847 + ... + 3142500882.

Almost surely, 2^113130031122 is an apocalyptic number.

113130031122 is an abundant number, since it is smaller than the sum of its proper divisors (131985036348).

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

113130031122 is a wasteful number, since it uses less digits than its factorization.

113130031122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6285001737 (or 6285001734 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 113130031122 its reverse (221130031311), we get a palindrome (334260062433).

The spelling of 113130031122 in words is "one hundred thirteen billion, one hundred thirty million, thirty-one thousand, one hundred twenty-two".