23212322313 has 4 divisors (see below), whose sum is σ = 30949763088. Its totient is φ = 15474881540.

The previous prime is 23212322293. The next prime is 23212322327. The reversal of 23212322313 is 31322321232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23212322313 - 2⁸ = 23212322057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23212322113) 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, 3868720383 + ... + 3868720388.

It is an arithmetic number, because the mean of its divisors is an integer number (7737440772).

Almost surely, 2^23212322313 is an apocalyptic number.

It is an amenable number.

23212322313 is a deficient number, since it is larger than the sum of its proper divisors (7737440775).

23212322313 is an equidigital number, since it uses as much as digits as its factorization.

23212322313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7737440774.

The product of its digits is 2592, while the sum is 24.

Adding to 23212322313 its reverse (31322321232), we get a palindrome (54534643545).

The spelling of 23212322313 in words is "twenty-three billion, two hundred twelve million, three hundred twenty-two thousand, three hundred thirteen".