12233233312221 has 24 divisors (see below), whose sum is σ = 17051485843840. Its totient is φ = 7800672946176.

The previous prime is 12233233312219. The next prime is 12233233312229. The reversal of 12233233312221 is 12221333233221.

It is not a de Polignac number, because 12233233312221 - 2¹ = 12233233312219 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 (12233233312229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66001245 + ... + 66186333.

Almost surely, 2^{12233233312221} is an apocalyptic number.

It is an amenable number.

12233233312221 is a deficient number, since it is larger than the sum of its proper divisors (4818252531619).

12233233312221 is a wasteful number, since it uses less digits than its factorization.

12233233312221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226785 (or 226762 counting only the distinct ones).

The product of its digits is 15552, while the sum is 30.

Adding to 12233233312221 its reverse (12221333233221), we get a palindrome (24454566545442).

The spelling of 12233233312221 in words is "twelve trillion, two hundred thirty-three billion, two hundred thirty-three million, three hundred twelve thousand, two hundred twenty-one".