23311403323999 has 32 divisors (see below), whose sum is σ = 29011614336000. Its totient is φ = 18276317224704.

The previous prime is 23311403323931. The next prime is 23311403324029. The reversal of 23311403323999 is 99932330411332.

It is not a de Polignac number, because 23311403323999 - 2⁹ = 23311403323487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311403323909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 210471267 + ... + 210581995.

It is an arithmetic number, because the mean of its divisors is an integer number (906612948000).

Almost surely, 2^{23311403323999} is an apocalyptic number.

23311403323999 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

23311403323999 is a deficient number, since it is larger than the sum of its proper divisors (5700211012001).

23311403323999 is a wasteful number, since it uses less digits than its factorization.

23311403323999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165367.

The product of its (nonzero) digits is 2834352, while the sum is 52.

The spelling of 23311403323999 in words is "twenty-three trillion, three hundred eleven billion, four hundred three million, three hundred twenty-three thousand, nine hundred ninety-nine".