323032320013 has 4 divisors (see below), whose sum is σ = 347880960028. Its totient is φ = 298183680000.

The previous prime is 323032319977. The next prime is 323032320049. The reversal of 323032320013 is 310023230323.

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

It is an interprime number because it is at equal distance from previous prime (323032319977) and next prime (323032320049).

It can be written as a sum of positive squares in 2 ways, for example, as 34788964324 + 288243355689 = 186518^2 + 536883^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323032320013 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 (323032320313) 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, 12424319988 + ... + 12424320013.

It is an arithmetic number, because the mean of its divisors is an integer number (86970240007).

Almost surely, 2^323032320013 is an apocalyptic number.

It is an amenable number.

323032320013 is a deficient number, since it is larger than the sum of its proper divisors (24848640015).

323032320013 is a wasteful number, since it uses less digits than its factorization.

323032320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24848640014.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 323032320013 its reverse (310023230323), we get a palindrome (633055550336).

The spelling of 323032320013 in words is "three hundred twenty-three billion, thirty-two million, three hundred twenty thousand, thirteen".