321032312321 has 8 divisors (see below), whose sum is σ = 366898850304. Its totient is φ = 275166969120.

The previous prime is 321032312309. The next prime is 321032312387. The reversal of 321032312321 is 123213230123.

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 321032312321 - 2¹⁸ = 321032050177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321032315321) 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, 379856 + ... + 886766.

It is an arithmetic number, because the mean of its divisors is an integer number (45862356288).

Almost surely, 2^321032312321 is an apocalyptic number.

It is an amenable number.

321032312321 is a deficient number, since it is larger than the sum of its proper divisors (45866537983).

321032312321 is an equidigital number, since it uses as much as digits as its factorization.

321032312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597391.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321032312321 its reverse (123213230123), we get a palindrome (444245542444).

The spelling of 321032312321 in words is "three hundred twenty-one billion, thirty-two million, three hundred twelve thousand, three hundred twenty-one".