202212211200991 has 2 divisors, whose sum is σ = 202212211200992. Its totient is φ = 202212211200990.

The previous prime is 202212211200977. The next prime is 202212211201097. The reversal of 202212211200991 is 199002112212202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202212211200991 - 2⁷ = 202212211200863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202212211200931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101106105600495 + 101106105600496.

It is an arithmetic number, because the mean of its divisors is an integer number (101106105600496).

Almost surely, 2^{202212211200991} is an apocalyptic number.

202212211200991 is a deficient number, since it is larger than the sum of its proper divisors (1).

202212211200991 is an equidigital number, since it uses as much as digits as its factorization.

202212211200991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 34.

The spelling of 202212211200991 in words is "two hundred two trillion, two hundred twelve billion, two hundred eleven million, two hundred thousand, nine hundred ninety-one".