233022099991 has 2 divisors, whose sum is σ = 233022099992. Its totient is φ = 233022099990.

The previous prime is 233022099971. The next prime is 233022100033. The reversal of 233022099991 is 199990220332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233022099991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233022099911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116511049995 + 116511049996.

It is an arithmetic number, because the mean of its divisors is an integer number (116511049996).

Almost surely, 2^233022099991 is an apocalyptic number.

233022099991 is a deficient number, since it is larger than the sum of its proper divisors (1).

233022099991 is an equidigital number, since it uses as much as digits as its factorization.

233022099991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 49.

The spelling of 233022099991 in words is "two hundred thirty-three billion, twenty-two million, ninety-nine thousand, nine hundred ninety-one".