113011331020 has 48 divisors (see below), whose sum is σ = 271630433088. Its totient is φ = 38689136640.

The previous prime is 113011330981. The next prime is 113011331057. The reversal of 113011331020 is 20133110311.

It is a junction number, because it is equal to n+sod(n) for n = 113011330985 and 113011331003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505501 + ... + 693940.

It is an arithmetic number, because the mean of its divisors is an integer number (5658967356).

Almost surely, 2^113011331020 is an apocalyptic number.

113011331020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113011331020 is an abundant number, since it is smaller than the sum of its proper divisors (158619102068).

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

113011331020 is a wasteful number, since it uses less digits than its factorization.

113011331020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200130 (or 1200128 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 113011331020 its reverse (20133110311), we get a palindrome (133144441331).

The spelling of 113011331020 in words is "one hundred thirteen billion, eleven million, three hundred thirty-one thousand, twenty".