12333131230221 has 96 divisors (see below), whose sum is σ = 18614421745920. Its totient is φ = 7859153433600.

The previous prime is 12333131230141. The next prime is 12333131230297. The reversal of 12333131230221 is 12203213133321.

12333131230221 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 313 + 123 + 0 + 221 = 666.

It is not a de Polignac number, because 12333131230221 - 2⁹ = 12333131229709 is a prime.

It is a super-2 number, since 2×12333131230221² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12333131230421) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11602192536 + ... + 11602193598.

It is an arithmetic number, because the mean of its divisors is an integer number (193900226520).

Almost surely, 2^{12333131230221} is an apocalyptic number.

It is an amenable number.

12333131230221 is a deficient number, since it is larger than the sum of its proper divisors (6281290515699).

12333131230221 is a wasteful number, since it uses less digits than its factorization.

12333131230221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227 (or 2224 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 12333131230221 its reverse (12203213133321), we get a palindrome (24536344363542).

The spelling of 12333131230221 in words is "twelve trillion, three hundred thirty-three billion, one hundred thirty-one million, two hundred thirty thousand, two hundred twenty-one".