232325221521 has 8 divisors (see below), whose sum is σ = 315017249760. Its totient is φ = 152258337152.

The previous prime is 232325221489. The next prime is 232325221567. The reversal of 232325221521 is 125122523232.

It is a happy number.

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 232325221521 - 2⁵ = 232325221489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232325221621) 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, 656285760 + ... + 656286113.

It is an arithmetic number, because the mean of its divisors is an integer number (39377156220).

Almost surely, 2^232325221521 is an apocalyptic number.

It is an amenable number.

232325221521 is a deficient number, since it is larger than the sum of its proper divisors (82692028239).

232325221521 is a wasteful number, since it uses less digits than its factorization.

232325221521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312571935.

The product of its digits is 14400, while the sum is 30.

Adding to 232325221521 its reverse (125122523232), we get a palindrome (357447744753).

The spelling of 232325221521 in words is "two hundred thirty-two billion, three hundred twenty-five million, two hundred twenty-one thousand, five hundred twenty-one".