323131333333223 has 4 divisors (see below), whose sum is σ = 323131458058248. Its totient is φ = 323131208608200.

The previous prime is 323131333333187. The next prime is 323131333333253. The reversal of 323131333333223 is 322333333131323.

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

It is a cyclic number.

It is not a de Polignac number, because 323131333333223 - 2¹² = 323131333329127 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 (323131333333253) 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, 58392128 + ... + 63685973.

It is an arithmetic number, because the mean of its divisors is an integer number (80782864514562).

Almost surely, 2^{323131333333223} is an apocalyptic number.

323131333333223 is a deficient number, since it is larger than the sum of its proper divisors (124725025).

323131333333223 is a wasteful number, since it uses less digits than its factorization.

323131333333223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124725024.

The product of its digits is 472392, while the sum is 38.

Adding to 323131333333223 its reverse (322333333131323), we get a palindrome (645464666464546).

The spelling of 323131333333223 in words is "three hundred twenty-three trillion, one hundred thirty-one billion, three hundred thirty-three million, three hundred thirty-three thousand, two hundred twenty-three".