202002112020979 has 2 divisors, whose sum is σ = 202002112020980. Its totient is φ = 202002112020978.

The previous prime is 202002112020971. The next prime is 202002112021043. The reversal of 202002112020979 is 979020211200202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202002112020979 - 2³ = 202002112020971 is a prime.

It is a super-2 number, since 2×202002112020979² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202002112020971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101001056010489 + 101001056010490.

It is an arithmetic number, because the mean of its divisors is an integer number (101001056010490).

Almost surely, 2^{202002112020979} is an apocalyptic number.

202002112020979 is a deficient number, since it is larger than the sum of its proper divisors (1).

202002112020979 is an equidigital number, since it uses as much as digits as its factorization.

202002112020979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 202002112020979 in words is "two hundred two trillion, two billion, one hundred twelve million, twenty thousand, nine hundred seventy-nine".