232323212221 has 8 divisors (see below), whose sum is σ = 250783678080. Its totient is φ = 214559367792.

The previous prime is 232323212183. The next prime is 232323212263. The reversal of 232323212221 is 122212323232.

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 232323212221 - 2¹¹ = 232323210173 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 (232323210221) 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, 174154665 + ... + 174155998.

It is an arithmetic number, because the mean of its divisors is an integer number (31347959760).

Almost surely, 2^232323212221 is an apocalyptic number.

It is an amenable number.

232323212221 is a deficient number, since it is larger than the sum of its proper divisors (18460465859).

232323212221 is a wasteful number, since it uses less digits than its factorization.

232323212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348310715.

The product of its digits is 3456, while the sum is 25.

Adding to 232323212221 its reverse (122212323232), we get a palindrome (354535535453).

The spelling of 232323212221 in words is "two hundred thirty-two billion, three hundred twenty-three million, two hundred twelve thousand, two hundred twenty-one".