323131323 has 8 divisors (see below), whose sum is σ = 442486288. Its totient is φ = 209598624.

The previous prime is 323131313. The next prime is 323131331.

323131323 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 323131323 - 2⁹ = 323130811 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 323131323.

It is not an unprimeable number, because it can be changed into a prime (323131313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455436 + ... + 1455657.

It is an arithmetic number, because the mean of its divisors is an integer number (55310786).

Almost surely, 2^323131323 is an apocalyptic number.

323131323 is a deficient number, since it is larger than the sum of its proper divisors (119354965).

323131323 is a wasteful number, since it uses less digits than its factorization.

323131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911133.

The product of its digits is 972, while the sum is 21.

The square root of 323131323 is about 17975.8538879242. The cubic root of 323131323 is about 686.2141770478.

The spelling of 323131323 in words is "three hundred twenty-three million, one hundred thirty-one thousand, three hundred twenty-three".