113032131000021 has 8 divisors (see below), whose sum is σ = 167455008888960. Its totient is φ = 75354753999996.

The previous prime is 113032131000013. The next prime is 113032131000037. The reversal of 113032131000021 is 120000131230311.

113032131000021 is a `hidden beast` number, since 1 + 1 + 30 + 321 + 310 + 0 + 0 + 0 + 2 + 1 = 666.

It is not a de Polignac number, because 113032131000021 - 2³ = 113032131000013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113032130999958 and 113032131000003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113032131000011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2093187611085 + ... + 2093187611138.

It is an arithmetic number, because the mean of its divisors is an integer number (20931876111120).

Almost surely, 2^{113032131000021} is an apocalyptic number.

It is an amenable number.

113032131000021 is a deficient number, since it is larger than the sum of its proper divisors (54422877888939).

113032131000021 is an equidigital number, since it uses as much as digits as its factorization.

113032131000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4186375222232 (or 4186375222226 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 113032131000021 its reverse (120000131230311), we get a palindrome (233032262230332).

The spelling of 113032131000021 in words is "one hundred thirteen trillion, thirty-two billion, one hundred thirty-one million, twenty-one", and thus it is an aban number.