100021112011122 has 16 divisors (see below), whose sum is σ = 200872274747232. Its totient is φ = 33202028882880.

The previous prime is 100021112011039. The next prime is 100021112011141. The reversal of 100021112011122 is 221110211120001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34585445308 + ... + 34585448199.

It is an arithmetic number, because the mean of its divisors is an integer number (12554517171702).

Almost surely, 2^{100021112011122} is an apocalyptic number.

100021112011122 is an abundant number, since it is smaller than the sum of its proper divisors (100851162736110).

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

100021112011122 is a wasteful number, since it uses less digits than its factorization.

100021112011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69170893753.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100021112011122 its reverse (221110211120001), we get a palindrome (321131323131123).

The spelling of 100021112011122 in words is "one hundred trillion, twenty-one billion, one hundred twelve million, eleven thousand, one hundred twenty-two".