2102122021113 has 24 divisors (see below), whose sum is σ = 3081823430400. Its totient is φ = 1380450750624.

The previous prime is 2102122021081. The next prime is 2102122021159. The reversal of 2102122021113 is 3111202212012.

2102122021113 is a `hidden beast` number, since 210 + 21 + 220 + 211 + 1 + 3 = 666.

It is not a de Polignac number, because 2102122021113 - 2⁵ = 2102122021081 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2102122021313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30591448 + ... + 30660086.

It is an arithmetic number, because the mean of its divisors is an integer number (128409309600).

Almost surely, 2^{2102122021113} is an apocalyptic number.

It is an amenable number.

2102122021113 is a deficient number, since it is larger than the sum of its proper divisors (979701409287).

2102122021113 is a wasteful number, since it uses less digits than its factorization.

2102122021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119501 (or 119498 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2102122021113 its reverse (3111202212012), we get a palindrome (5213324233125).

The spelling of 2102122021113 in words is "two trillion, one hundred two billion, one hundred twenty-two million, twenty-one thousand, one hundred thirteen".