100121200021112 has 128 divisors (see below), whose sum is σ = 192027591000000. Its totient is φ = 48930545664000.

The previous prime is 100121200021109. The next prime is 100121200021121. The reversal of 100121200021112 is 211120002121001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35044170788 + ... + 35044173644.

Almost surely, 2^{100121200021112} is an apocalyptic number.

It is an amenable number.

100121200021112 is a deficient number, since it is larger than the sum of its proper divisors (91906390978888).

100121200021112 is a wasteful number, since it uses less digits than its factorization.

100121200021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609 (or 4605 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100121200021112 its reverse (211120002121001), we get a palindrome (311241202142113).

The spelling of 100121200021112 in words is "one hundred trillion, one hundred twenty-one billion, two hundred million, twenty-one thousand, one hundred twelve".