323130123021 has 8 divisors (see below), whose sum is σ = 432225503424. Its totient is φ = 214727412320.

The previous prime is 323130123007. The next prime is 323130123031. The reversal of 323130123021 is 120321031323.

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

It is a cyclic number.

It is not a de Polignac number, because 323130123021 - 2²⁵ = 323096568589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323130123031) 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, 173166336 + ... + 173168201.

It is an arithmetic number, because the mean of its divisors is an integer number (54028187928).

Almost surely, 2^323130123021 is an apocalyptic number.

It is an amenable number.

323130123021 is a deficient number, since it is larger than the sum of its proper divisors (109095380403).

323130123021 is a wasteful number, since it uses less digits than its factorization.

323130123021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346334851.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 323130123021 its reverse (120321031323), we get a palindrome (443451154344).

The spelling of 323130123021 in words is "three hundred twenty-three billion, one hundred thirty million, one hundred twenty-three thousand, twenty-one".