23313330323321 has 4 divisors (see below), whose sum is σ = 23313342428772. Its totient is φ = 23313318217872.

The previous prime is 23313330323299. The next prime is 23313330323329. The reversal of 23313330323321 is 12332303331332.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 8459744542096 + 14853585781225 = 2908564^2 + 3854035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23313330323321 is a prime.

It is a super-2 number, since 2×23313330323321² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23313330323329) 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, 2448566 + ... + 7254111.

It is an arithmetic number, because the mean of its divisors is an integer number (5828335607193).

Almost surely, 2^{23313330323321} is an apocalyptic number.

It is an amenable number.

23313330323321 is a deficient number, since it is larger than the sum of its proper divisors (12105451).

23313330323321 is an equidigital number, since it uses as much as digits as its factorization.

23313330323321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12105450.

The product of its (nonzero) digits is 52488, while the sum is 32.

Adding to 23313330323321 its reverse (12332303331332), we get a palindrome (35645633654653).

The spelling of 23313330323321 in words is "twenty-three trillion, three hundred thirteen billion, three hundred thirty million, three hundred twenty-three thousand, three hundred twenty-one".