2021112110022 has 32 divisors (see below), whose sum is σ = 4121937676800. Its totient is φ = 660480689568.

The previous prime is 2021112110021. The next prime is 2021112110027. The reversal of 2021112110022 is 2200112111202.

It is a super-2 number, since 2×2021112110022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021112109983 and 2021112110010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021112110021) 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, 7648497 + ... + 7908332.

It is an arithmetic number, because the mean of its divisors is an integer number (128810552400).

Almost surely, 2^{2021112110022} is an apocalyptic number.

2021112110022 is an abundant number, since it is smaller than the sum of its proper divisors (2100825566778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021112110022 is a wasteful number, since it uses less digits than its factorization.

2021112110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15557260.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2021112110022 its reverse (2200112111202), we get a palindrome (4221224221224).

The spelling of 2021112110022 in words is "two trillion, twenty-one billion, one hundred twelve million, one hundred ten thousand, twenty-two".