23321200099 has 2 divisors, whose sum is σ = 23321200100. Its totient is φ = 23321200098.

The previous prime is 23321200093. The next prime is 23321200139. The reversal of 23321200099 is 99000212332.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23321200099 - 2²³ = 23312811491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23321200099.

It is not a weakly prime, because it can be changed into another prime (23321200093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660600049 + 11660600050.

It is an arithmetic number, because the mean of its divisors is an integer number (11660600050).

Almost surely, 2^23321200099 is an apocalyptic number.

23321200099 is a deficient number, since it is larger than the sum of its proper divisors (1).

23321200099 is an equidigital number, since it uses as much as digits as its factorization.

23321200099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 23321200099 in words is "twenty-three billion, three hundred twenty-one million, two hundred thousand, ninety-nine".