113003031131 has 8 divisors (see below), whose sum is σ = 117059871600. Its totient is φ = 109008127360.

The previous prime is 113003031101. The next prime is 113003031157. The reversal of 113003031131 is 131130300311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113003031131 - 2⁶ = 113003031067 is a prime.

It is a super-2 number, since 2×113003031131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113003031101) 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 7 ways as a sum of consecutive naturals, for example, 15480461 + ... + 15487758.

It is an arithmetic number, because the mean of its divisors is an integer number (14632483950).

Almost surely, 2^113003031131 is an apocalyptic number.

113003031131 is a deficient number, since it is larger than the sum of its proper divisors (4056840469).

113003031131 is an equidigital number, since it uses as much as digits as its factorization.

113003031131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30968349.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 113003031131 its reverse (131130300311), we get a palindrome (244133331442).

The spelling of 113003031131 in words is "one hundred thirteen billion, three million, thirty-one thousand, one hundred thirty-one".