23323011330013 has 4 divisors (see below), whose sum is σ = 23705355778108. Its totient is φ = 22940666881920.

The previous prime is 23323011329927. The next prime is 23323011330041. The reversal of 23323011330013 is 31003311032332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12327142066009 + 10995869264004 = 3511003^2 + 3316002^2 .

It is a cyclic number.

It is not a de Polignac number, because 23323011330013 - 2²⁹ = 23322474459101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23323011330013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323011330083) 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, 191172223956 + ... + 191172224077.

It is an arithmetic number, because the mean of its divisors is an integer number (5926338944527).

Almost surely, 2^{23323011330013} is an apocalyptic number.

It is an amenable number.

23323011330013 is a deficient number, since it is larger than the sum of its proper divisors (382344448095).

23323011330013 is an equidigital number, since it uses as much as digits as its factorization.

23323011330013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382344448094.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 23323011330013 its reverse (31003311032332), we get a palindrome (54326322362345).

The spelling of 23323011330013 in words is "twenty-three trillion, three hundred twenty-three billion, eleven million, three hundred thirty thousand, thirteen".