23099999999 has 8 divisors (see below), whose sum is σ = 23406857712. Its totient is φ = 22793822080.

The previous prime is 23099999939. The next prime is 23100000017. The reversal of 23099999999 is 99999999032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23099999999 - 2⁸ = 23099999743 is a prime.

It is a Duffinian number.

23099999999 is a modest number, since divided by 999999 gives 23099 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23099999939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101354 + ... + 237639.

It is an arithmetic number, because the mean of its divisors is an integer number (2925857214).

Almost surely, 2^23099999999 is an apocalyptic number.

23099999999 is a deficient number, since it is larger than the sum of its proper divisors (306857713).

23099999999 is an equidigital number, since it uses as much as digits as its factorization.

23099999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339897.

The product of its (nonzero) digits is 258280326, while the sum is 77.

The spelling of 23099999999 in words is "twenty-three billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".