23210299999 has 4 divisors (see below), whose sum is σ = 23221983064. Its totient is φ = 23198616936.

The previous prime is 23210299991. The next prime is 23210300023. The reversal of 23210299999 is 99999201232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23210299999 - 2³ = 23210299991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23210299991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5838552 + ... + 5842525.

It is an arithmetic number, because the mean of its divisors is an integer number (5805495766).

Almost surely, 2^23210299999 is an apocalyptic number.

23210299999 is a deficient number, since it is larger than the sum of its proper divisors (11683065).

23210299999 is a wasteful number, since it uses less digits than its factorization.

23210299999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11683064.

The product of its (nonzero) digits is 1417176, while the sum is 55.

The spelling of 23210299999 in words is "twenty-three billion, two hundred ten million, two hundred ninety-nine thousand, nine hundred ninety-nine".