100102012122 has 32 divisors (see below), whose sum is σ = 230082854400. Its totient is φ = 28440793008.

The previous prime is 100102012117. The next prime is 100102012123. The reversal of 100102012122 is 221210201001.

It is a junction number, because it is equal to n+sod(n) for n = 100102012098 and 100102012107.

It is not an unprimeable number, because it can be changed into a prime (100102012123) 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, 6649972 + ... + 6665007.

It is an arithmetic number, because the mean of its divisors is an integer number (7190089200).

Almost surely, 2^100102012122 is an apocalyptic number.

100102012122 is an abundant number, since it is smaller than the sum of its proper divisors (129980842278).

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

100102012122 is a wasteful number, since it uses less digits than its factorization.

100102012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13315170.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100102012122 its reverse (221210201001), we get a palindrome (321312213123).

The spelling of 100102012122 in words is "one hundred billion, one hundred two million, twelve thousand, one hundred twenty-two".