323020031331 has 8 divisors (see below), whose sum is σ = 430704911104. Its totient is φ = 215340919560.

The previous prime is 323020031311. The next prime is 323020031333. The reversal of 323020031331 is 133130020323.

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

It is not a de Polignac number, because 323020031331 - 2⁹ = 323020030819 is a prime.

It is a super-3 number, since 3×323020031331³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323020031298 and 323020031307.

It is not an unprimeable number, because it can be changed into a prime (323020031333) 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, 1309591 + ... + 1536576.

It is an arithmetic number, because the mean of its divisors is an integer number (53838113888).

Almost surely, 2^323020031331 is an apocalyptic number.

323020031331 is a deficient number, since it is larger than the sum of its proper divisors (107684879773).

323020031331 is a wasteful number, since it uses less digits than its factorization.

323020031331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884001.

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

Adding to 323020031331 its reverse (133130020323), we get a palindrome (456150051654).

The spelling of 323020031331 in words is "three hundred twenty-three billion, twenty million, thirty-one thousand, three hundred thirty-one".