112120121022021 has 24 divisors (see below), whose sum is σ = 194828614643520. Its totient is φ = 60696606868416.

The previous prime is 112120121021957. The next prime is 112120121022037. The reversal of 112120121022021 is 120220121021211.

112120121022021 is a `hidden beast` number, since 1 + 1 + 212 + 0 + 1 + 210 + 220 + 21 = 666.

It is not a de Polignac number, because 112120121022021 - 2⁶ = 112120121021957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112120121021985 and 112120121022003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120121522021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46833800400 + ... + 46833802793.

It is an arithmetic number, because the mean of its divisors is an integer number (8117858943480).

Almost surely, 2^{112120121022021} is an apocalyptic number.

It is an amenable number.

112120121022021 is a deficient number, since it is larger than the sum of its proper divisors (82708493621499).

112120121022021 is a wasteful number, since it uses less digits than its factorization.

112120121022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93667603225 (or 93667603222 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112120121022021 its reverse (120220121021211), we get a palindrome (232340242043232).

The spelling of 112120121022021 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred twenty-one million, twenty-two thousand, twenty-one".