113030131020 has 24 divisors (see below), whose sum is σ = 316484367024. Its totient is φ = 30141368256.

The previous prime is 113030131009. The next prime is 113030131021. The reversal of 113030131020 is 20131030311.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (113030131021) 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, 941917699 + ... + 941917818.

It is an arithmetic number, because the mean of its divisors is an integer number (13186848626).

Almost surely, 2^113030131020 is an apocalyptic number.

113030131020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113030131020 is an abundant number, since it is smaller than the sum of its proper divisors (203454236004).

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

113030131020 is a wasteful number, since it uses less digits than its factorization.

113030131020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883835529 (or 1883835527 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 113030131020 its reverse (20131030311), we get a palindrome (133161161331).

The spelling of 113030131020 in words is "one hundred thirteen billion, thirty million, one hundred thirty-one thousand, twenty".