232333231321 has 4 divisors (see below), whose sum is σ = 233871862144. Its totient is φ = 230794600500.

The previous prime is 232333231307. The next prime is 232333231331. The reversal of 232333231321 is 123132333232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232333231321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232333231321.

It is not an unprimeable number, because it can be changed into a prime (232333231331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769315185 + ... + 769315486.

It is an arithmetic number, because the mean of its divisors is an integer number (58467965536).

Almost surely, 2^232333231321 is an apocalyptic number.

It is an amenable number.

232333231321 is a deficient number, since it is larger than the sum of its proper divisors (1538630823).

232333231321 is a wasteful number, since it uses less digits than its factorization.

232333231321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538630822.

The product of its digits is 11664, while the sum is 28.

Adding to 232333231321 its reverse (123132333232), we get a palindrome (355465564553).

The spelling of 232333231321 in words is "two hundred thirty-two billion, three hundred thirty-three million, two hundred thirty-one thousand, three hundred twenty-one".