112050021 has 16 divisors (see below), whose sum is σ = 154310400. Its totient is φ = 72281088.

The previous prime is 112050017. The next prime is 112050047. The reversal of 112050021 is 120050211.

It is not a de Polignac number, because 112050021 - 2² = 112050017 is a prime.

It is a super-2 number, since 2×112050021² = 25110414412200882, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112049979 and 112050006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112050061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8085 + ... + 17013.

It is an arithmetic number, because the mean of its divisors is an integer number (9644400).

Almost surely, 2^112050021 is an apocalyptic number.

It is an amenable number.

112050021 is a deficient number, since it is larger than the sum of its proper divisors (42260379).

112050021 is an equidigital number, since it uses as much as digits as its factorization.

112050021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9068.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 112050021 is about 10585.3682505617. The cubic root of 112050021 is about 482.1002027059.

The spelling of 112050021 in words is "one hundred twelve million, fifty thousand, twenty-one".