12231232233 has 16 divisors (see below), whose sum is σ = 18837406656. Its totient is φ = 6976816640.

The previous prime is 12231232229. The next prime is 12231232253. The reversal of 12231232233 is 33223213221.

12231232233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12231232233 - 2² = 12231232229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12231232253) 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 15 ways as a sum of consecutive naturals, for example, 10900716 + ... + 10901837.

It is an arithmetic number, because the mean of its divisors is an integer number (1177337916).

Almost surely, 2^12231232233 is an apocalyptic number.

It is an amenable number.

12231232233 is a deficient number, since it is larger than the sum of its proper divisors (6606174423).

12231232233 is a wasteful number, since it uses less digits than its factorization.

12231232233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21802584.

The product of its digits is 2592, while the sum is 24.

Adding to 12231232233 its reverse (33223213221), we get a palindrome (45454445454).

The spelling of 12231232233 in words is "twelve billion, two hundred thirty-one million, two hundred thirty-two thousand, two hundred thirty-three".