23311320402299 has 4 divisors (see below), whose sum is σ = 24538232002440. Its totient is φ = 22084408802160.

The previous prime is 23311320402281. The next prime is 23311320402301. The reversal of 23311320402299 is 99220402311332.

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 23311320402299 - 2¹² = 23311320398203 is a prime.

It is a super-2 number, since 2×23311320402299² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23311320402499) 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, 613455800042 + ... + 613455800079.

It is an arithmetic number, because the mean of its divisors is an integer number (6134558000610).

Almost surely, 2^{23311320402299} is an apocalyptic number.

23311320402299 is a deficient number, since it is larger than the sum of its proper divisors (1226911600141).

23311320402299 is a wasteful number, since it uses less digits than its factorization.

23311320402299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226911600140.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 23311320402299 in words is "twenty-three trillion, three hundred eleven billion, three hundred twenty million, four hundred two thousand, two hundred ninety-nine".