232123321 has 8 divisors (see below), whose sum is σ = 246011904. Its totient is φ = 218260800.

The previous prime is 232123313. The next prime is 232123343. The reversal of 232123321 is 123321232.

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 232123321 - 2³ = 232123313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232121321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13636 + ... + 25498.

It is an arithmetic number, because the mean of its divisors is an integer number (30751488).

Almost surely, 2^232123321 is an apocalyptic number.

It is an amenable number.

232123321 is a deficient number, since it is larger than the sum of its proper divisors (13888583).

232123321 is a wasteful number, since it uses less digits than its factorization.

232123321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13031.

The product of its digits is 432, while the sum is 19.

The square root of 232123321 is about 15235.5938840598. The cubic root of 232123321 is about 614.5722197552.

Adding to 232123321 its reverse (123321232), we get a palindrome (355444553).

The spelling of 232123321 in words is "two hundred thirty-two million, one hundred twenty-three thousand, three hundred twenty-one".