100111102122 has 16 divisors (see below), whose sum is σ = 208927517760. Its totient is φ = 31919481792.

The previous prime is 100111102097. The next prime is 100111102177. The reversal of 100111102122 is 221201111001.

It is a junction number, because it is equal to n+sod(n) for n = 100111102098 and 100111102107.

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, 362721247 + ... + 362721522.

It is an arithmetic number, because the mean of its divisors is an integer number (13057969860).

Almost surely, 2^100111102122 is an apocalyptic number.

100111102122 is an abundant number, since it is smaller than the sum of its proper divisors (108816415638).

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

100111102122 is a wasteful number, since it uses less digits than its factorization.

100111102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725442797.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100111102122 its reverse (221201111001), we get a palindrome (321312213123).

The spelling of 100111102122 in words is "one hundred billion, one hundred eleven million, one hundred two thousand, one hundred twenty-two".