23312121323 has 2 divisors, whose sum is σ = 23312121324. Its totient is φ = 23312121322.

The previous prime is 23312121319. The next prime is 23312121361. The reversal of 23312121323 is 32312121332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23312121323 - 2² = 23312121319 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23312120323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656060661 + 11656060662.

It is an arithmetic number, because the mean of its divisors is an integer number (11656060662).

Almost surely, 2^23312121323 is an apocalyptic number.

23312121323 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312121323 is an equidigital number, since it uses as much as digits as its factorization.

23312121323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 23.

Adding to 23312121323 its reverse (32312121332), we get a palindrome (55624242655).

Subtracting 23312121323 from its reverse (32312121332), we obtain a palindrome (9000000009).

The spelling of 23312121323 in words is "twenty-three billion, three hundred twelve million, one hundred twenty-one thousand, three hundred twenty-three".