323231121 has 32 divisors (see below), whose sum is σ = 506787840. Its totient is φ = 203187600.

The previous prime is 323231113. The next prime is 323231137. The reversal of 323231121 is 121132323.

It is not a de Polignac number, because 323231121 - 2³ = 323231113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323231094 and 323231103.

It is not an unprimeable number, because it can be changed into a prime (323231171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40426 + ... + 47756.

It is an arithmetic number, because the mean of its divisors is an integer number (15837120).

Almost surely, 2^323231121 is an apocalyptic number.

It is an amenable number.

323231121 is a deficient number, since it is larger than the sum of its proper divisors (183556719).

323231121 is a wasteful number, since it uses less digits than its factorization.

323231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7434 (or 7428 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 323231121 is about 17978.6295640129. The cubic root of 323231121 is about 686.2848147407.

Adding to 323231121 its reverse (121132323), we get a palindrome (444363444).

The spelling of 323231121 in words is "three hundred twenty-three million, two hundred thirty-one thousand, one hundred twenty-one".