232313210121 has 32 divisors (see below), whose sum is σ = 337563648000. Its totient is φ = 141552629568.

The previous prime is 232313210117. The next prime is 232313210123. The reversal of 232313210121 is 121012313232.

It is not a de Polignac number, because 232313210121 - 2² = 232313210117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232313210123) 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 31 ways as a sum of consecutive naturals, for example, 2059246 + ... + 2169128.

It is an arithmetic number, because the mean of its divisors is an integer number (10548864000).

Almost surely, 2^232313210121 is an apocalyptic number.

It is an amenable number.

232313210121 is a deficient number, since it is larger than the sum of its proper divisors (105250437879).

232313210121 is a wasteful number, since it uses less digits than its factorization.

232313210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111213.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 232313210121 its reverse (121012313232), we get a palindrome (353325523353).

The spelling of 232313210121 in words is "two hundred thirty-two billion, three hundred thirteen million, two hundred ten thousand, one hundred twenty-one".