202110022020112 has 40 divisors (see below), whose sum is σ = 409205077502400. Its totient is φ = 96521428629120.

The previous prime is 202110022020083. The next prime is 202110022020113. The reversal of 202110022020112 is 211020220011202.

It is a happy number.

It is a super-2 number, since 2×202110022020112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (202110022020113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397149487 + ... + 397658062.

It is an arithmetic number, because the mean of its divisors is an integer number (10230126937560).

Almost surely, 2^{202110022020112} is an apocalyptic number.

It is an amenable number.

202110022020112 is an abundant number, since it is smaller than the sum of its proper divisors (207095055482288).

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

202110022020112 is a wasteful number, since it uses less digits than its factorization.

202110022020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794808271 (or 794808265 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202110022020112 its reverse (211020220011202), we get a palindrome (413130242031314).

The spelling of 202110022020112 in words is "two hundred two trillion, one hundred ten billion, twenty-two million, twenty thousand, one hundred twelve".