113431013332 has 96 divisors (see below), whose sum is σ = 249931987200. Its totient is φ = 44111822976.

The previous prime is 113431013317. The next prime is 113431013359. The reversal of 113431013332 is 233310134311.

It is a junction number, because it is equal to n+sod(n) for n = 113431013297 and 113431013306.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3613818 + ... + 3645070.

It is an arithmetic number, because the mean of its divisors is an integer number (2603458200).

Almost surely, 2^113431013332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113431013332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124965993600).

113431013332 is an abundant number, since it is smaller than the sum of its proper divisors (136500973868).

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

113431013332 is a wasteful number, since it uses less digits than its factorization.

113431013332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31362 (or 31334 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 113431013332 its reverse (233310134311), we get a palindrome (346741147643).

The spelling of 113431013332 in words is "one hundred thirteen billion, four hundred thirty-one million, thirteen thousand, three hundred thirty-two".