12232112233 has 4 divisors (see below), whose sum is σ = 13344122448. Its totient is φ = 11120102020.

The previous prime is 12232112231. The next prime is 12232112309. The reversal of 12232112233 is 33221123221.

12232112233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12232112233 - 2¹ = 12232112231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12232112231) 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 3 ways as a sum of consecutive naturals, for example, 556005091 + ... + 556005112.

It is an arithmetic number, because the mean of its divisors is an integer number (3336030612).

Almost surely, 2^12232112233 is an apocalyptic number.

It is an amenable number.

12232112233 is a deficient number, since it is larger than the sum of its proper divisors (1112010215).

12232112233 is a wasteful number, since it uses less digits than its factorization.

12232112233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112010214.

The product of its digits is 864, while the sum is 22.

Adding to 12232112233 its reverse (33221123221), we get a palindrome (45453235454).

The spelling of 12232112233 in words is "twelve billion, two hundred thirty-two million, one hundred twelve thousand, two hundred thirty-three".