210112021122 has 32 divisors (see below), whose sum is σ = 435659878080. Its totient is φ = 67505863680.

The previous prime is 210112021001. The next prime is 210112021127. The reversal of 210112021122 is 221120211012.

It is a super-2 number, since 2×210112021122² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210112021127) 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, 5124847 + ... + 5165682.

It is an arithmetic number, because the mean of its divisors is an integer number (13614371190).

Almost surely, 2^210112021122 is an apocalyptic number.

210112021122 is an abundant number, since it is smaller than the sum of its proper divisors (225547856958).

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

210112021122 is a wasteful number, since it uses less digits than its factorization.

210112021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10290658.

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

Adding to 210112021122 its reverse (221120211012), we get a palindrome (431232232134).

The spelling of 210112021122 in words is "two hundred ten billion, one hundred twelve million, twenty-one thousand, one hundred twenty-two".