112120303011021 has 20 divisors (see below), whose sum is σ = 167532187987164. Its totient is φ = 74727306345600.

The previous prime is 112120303010999. The next prime is 112120303011023. The reversal of 112120303011021 is 120110303021211.

112120303011021 is a `hidden beast` number, since 112 + 120 + 30 + 301 + 102 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 43739890140996 + 68380412870025 = 6613614^2 + 8269245^2 .

It is not a de Polignac number, because 112120303011021 - 2⁷ = 112120303010893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112120303010985 and 112120303011003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120303011023) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 180821260 + ... + 181440261.

Almost surely, 2^{112120303011021} is an apocalyptic number.

It is an amenable number.

112120303011021 is a deficient number, since it is larger than the sum of its proper divisors (55411884976143).

112120303011021 is an equidigital number, since it uses as much as digits as its factorization.

112120303011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362265354 (or 362265345 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 112120303011021 its reverse (120110303021211), we get a palindrome (232230606032232).

The spelling of 112120303011021 in words is "one hundred twelve trillion, one hundred twenty billion, three hundred three million, eleven thousand, twenty-one".