2011100102122 has 12 divisors (see below), whose sum is σ = 3055318977186. Its totient is φ = 992821563240.

The previous prime is 2011100102069. The next prime is 2011100102149. The reversal of 2011100102122 is 2212010011102.

It can be written as a sum of positive squares in only one way, i.e., 2010641756841 + 458345281 = 1417971^2 + 21409^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80547529 + ... + 80572492.

Almost surely, 2^{2011100102122} is an apocalyptic number.

2011100102122 is a deficient number, since it is larger than the sum of its proper divisors (1044218875064).

2011100102122 is an equidigital number, since it uses as much as digits as its factorization.

2011100102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161120181 (or 161120102 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011100102122 its reverse (2212010011102), we get a palindrome (4223110113224).

The spelling of 2011100102122 in words is "two trillion, eleven billion, one hundred million, one hundred two thousand, one hundred twenty-two".