232321304021 has 8 divisors (see below), whose sum is σ = 240365008920. Its totient is φ = 224279774208.

The previous prime is 232321303999. The next prime is 232321304051. The reversal of 232321304021 is 120403123232.

It can be written as a sum of positive squares in 4 ways, for example, as 152557423396 + 79763880625 = 390586^2 + 282425^2 .

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 232321304021 - 2³⁰ = 231247562197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232321304051) 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, 324956 + ... + 755141.

It is an arithmetic number, because the mean of its divisors is an integer number (30045626115).

Almost surely, 2^232321304021 is an apocalyptic number.

It is an amenable number.

232321304021 is a deficient number, since it is larger than the sum of its proper divisors (8043704899).

232321304021 is a wasteful number, since it uses less digits than its factorization.

232321304021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087543.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 232321304021 its reverse (120403123232), we get a palindrome (352724427253).

The spelling of 232321304021 in words is "two hundred thirty-two billion, three hundred twenty-one million, three hundred four thousand, twenty-one".