202002120312911 has 2 divisors, whose sum is σ = 202002120312912. Its totient is φ = 202002120312910.

The previous prime is 202002120312907. The next prime is 202002120312917. The reversal of 202002120312911 is 119213021200202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202002120312911 - 2² = 202002120312907 is a prime.

It is a super-2 number, since 2×202002120312911² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202002120312917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101001060156455 + 101001060156456.

It is an arithmetic number, because the mean of its divisors is an integer number (101001060156456).

Almost surely, 2^{202002120312911} is an apocalyptic number.

202002120312911 is a deficient number, since it is larger than the sum of its proper divisors (1).

202002120312911 is an equidigital number, since it uses as much as digits as its factorization.

202002120312911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 202002120312911 in words is "two hundred two trillion, two billion, one hundred twenty million, three hundred twelve thousand, nine hundred eleven".