202110022199993 has 2 divisors, whose sum is σ = 202110022199994. Its totient is φ = 202110022199992.

The previous prime is 202110022199963. The next prime is 202110022200001. The reversal of 202110022199993 is 399991220011202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124631948721424 + 77478073478569 = 11163868^2 + 8802163^2 .

It is a cyclic number.

It is not a de Polignac number, because 202110022199993 - 2⁸ = 202110022199737 is a prime.

It is a super-2 number, since 2×202110022199993² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (202110022199923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101055011099996 + 101055011099997.

It is an arithmetic number, because the mean of its divisors is an integer number (101055011099997).

Almost surely, 2^{202110022199993} is an apocalyptic number.

It is an amenable number.

202110022199993 is a deficient number, since it is larger than the sum of its proper divisors (1).

202110022199993 is an equidigital number, since it uses as much as digits as its factorization.

202110022199993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 50.

The spelling of 202110022199993 in words is "two hundred two trillion, one hundred ten billion, twenty-two million, one hundred ninety-nine thousand, nine hundred ninety-three".