23299143099 has 4 divisors (see below), whose sum is σ = 31065524136. Its totient is φ = 15532762064.

The previous prime is 23299143073. The next prime is 23299143151. The reversal of 23299143099 is 99034199232.

It is a happy number.

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 23299143099 - 2²⁵ = 23265588667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23299143499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3883190514 + ... + 3883190519.

It is an arithmetic number, because the mean of its divisors is an integer number (7766381034).

Almost surely, 2^23299143099 is an apocalyptic number.

23299143099 is a deficient number, since it is larger than the sum of its proper divisors (7766381037).

23299143099 is an equidigital number, since it uses as much as digits as its factorization.

23299143099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7766381036.

The product of its (nonzero) digits is 944784, while the sum is 51.

The spelling of 23299143099 in words is "twenty-three billion, two hundred ninety-nine million, one hundred forty-three thousand, ninety-nine".