12233233121 has 2 divisors, whose sum is σ = 12233233122. Its totient is φ = 12233233120.

The previous prime is 12233233109. The next prime is 12233233141. The reversal of 12233233121 is 12133233221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12176019025 + 57214096 = 110345^2 + 7564^2 .

It is a cyclic number.

It is not a de Polignac number, because 12233233121 - 2⁶ = 12233233057 is a prime.

It is not a weakly prime, because it can be changed into another prime (12233233141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116616560 + 6116616561.

It is an arithmetic number, because the mean of its divisors is an integer number (6116616561).

Almost surely, 2^12233233121 is an apocalyptic number.

It is an amenable number.

12233233121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12233233121 is an equidigital number, since it uses as much as digits as its factorization.

12233233121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 23.

Adding to 12233233121 its reverse (12133233221), we get a palindrome (24366466342).

The spelling of 12233233121 in words is "twelve billion, two hundred thirty-three million, two hundred thirty-three thousand, one hundred twenty-one".