112331100021 has 48 divisors (see below), whose sum is σ = 183474408960. Its totient is φ = 60785393760.

The previous prime is 112331099981. The next prime is 112331100029. The reversal of 112331100021 is 120001133211.

It is a happy number.

It is not a de Polignac number, because 112331100021 - 2⁶ = 112331099957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112331100029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8056426 + ... + 8070356.

It is an arithmetic number, because the mean of its divisors is an integer number (3822383520).

Almost surely, 2^112331100021 is an apocalyptic number.

It is an amenable number.

112331100021 is a deficient number, since it is larger than the sum of its proper divisors (71143308939).

112331100021 is a wasteful number, since it uses less digits than its factorization.

112331100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16854 (or 16847 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 112331100021 its reverse (120001133211), we get a palindrome (232332233232).

The spelling of 112331100021 in words is "one hundred twelve billion, three hundred thirty-one million, one hundred thousand, twenty-one".