100001121112112 has 40 divisors (see below), whose sum is σ = 211620971321040. Its totient is φ = 45400223796480.

The previous prime is 100001121112093. The next prime is 100001121112129. The reversal of 100001121112112 is 211211121100001.

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, 342549023 + ... + 342840830.

It is an arithmetic number, because the mean of its divisors is an integer number (5290524283026).

Almost surely, 2^{100001121112112} is an apocalyptic number.

It is an amenable number.

100001121112112 is an abundant number, since it is smaller than the sum of its proper divisors (111619850208928).

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

100001121112112 is a wasteful number, since it uses less digits than its factorization.

100001121112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685390701 (or 685390695 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 100001121112112 its reverse (211211121100001), we get a palindrome (311212242212113).

The spelling of 100001121112112 in words is "one hundred trillion, one billion, one hundred twenty-one million, one hundred twelve thousand, one hundred twelve".