113032020031 has 8 divisors (see below), whose sum is σ = 131815767200. Its totient is φ = 96884588304.

The previous prime is 113032019987. The next prime is 113032020037. The reversal of 113032020031 is 130020230311.

It is not a de Polignac number, because 113032020031 - 2¹³ = 113032011839 is a prime.

It is a super-2 number, since 2×113032020031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113032019987 and 113032020014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113032020037) 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, 164769366 + ... + 164770051.

It is an arithmetic number, because the mean of its divisors is an integer number (16476970900).

Almost surely, 2^113032020031 is an apocalyptic number.

113032020031 is a deficient number, since it is larger than the sum of its proper divisors (18783747169).

113032020031 is an frugal number, since it uses more digits than its factorization.

113032020031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329539438 (or 329539424 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 113032020031 its reverse (130020230311), we get a palindrome (243052250342).

The spelling of 113032020031 in words is "one hundred thirteen billion, thirty-two million, twenty thousand, thirty-one".