323232231321 has 16 divisors (see below), whose sum is σ = 478874240320. Its totient is φ = 215482900320.

The previous prime is 323232231317. The next prime is 323232231347. The reversal of 323232231321 is 123132232323.

323232231321 is a `hidden beast` number, since 3 + 2 + 3 + 2 + 322 + 313 + 21 = 666.

It is not a de Polignac number, because 323232231321 - 2² = 323232231317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323232231121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211541 + ... + 1454061.

It is an arithmetic number, because the mean of its divisors is an integer number (29929640020).

Almost surely, 2^323232231321 is an apocalyptic number.

It is an amenable number.

323232231321 is a deficient number, since it is larger than the sum of its proper divisors (155642008999).

323232231321 is a wasteful number, since it uses less digits than its factorization.

323232231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291893 (or 291887 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 323232231321 its reverse (123132232323), we get a palindrome (446364463644).

The spelling of 323232231321 in words is "three hundred twenty-three billion, two hundred thirty-two million, two hundred thirty-one thousand, three hundred twenty-one".