232303320121231 has 16 divisors (see below), whose sum is σ = 248066391260160. Its totient is φ = 217013227754400.

The previous prime is 232303320121207. The next prime is 232303320121241. The reversal of 232303320121231 is 132121023303232.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 232303320121231 - 2¹¹ = 232303320119183 is a prime.

It is a super-2 number, since 2×232303320121231² (a number of 30 digits) contains 22 as substring.

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 232303320121231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232303320121241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2561320 + ... + 21706381.

It is an arithmetic number, because the mean of its divisors is an integer number (15504149453760).

Almost surely, 2^{232303320121231} is an apocalyptic number.

232303320121231 is a deficient number, since it is larger than the sum of its proper divisors (15763071138929).

232303320121231 is a wasteful number, since it uses less digits than its factorization.

232303320121231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24277446.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 232303320121231 its reverse (132121023303232), we get a palindrome (364424343424463).

The spelling of 232303320121231 in words is "two hundred thirty-two trillion, three hundred three billion, three hundred twenty million, one hundred twenty-one thousand, two hundred thirty-one".