12412211233 has 4 divisors (see below), whose sum is σ = 12412517040. Its totient is φ = 12411905428.

The previous prime is 12412211143. The next prime is 12412211237. The reversal of 12412211233 is 33211221421.

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 a de Polignac number, because none of the positive numbers 2^k-12412211233 is a prime.

It is a super-2 number, since 2×12412211233² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12412211237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80635 + ... + 176992.

It is an arithmetic number, because the mean of its divisors is an integer number (3103129260).

Almost surely, 2^12412211233 is an apocalyptic number.

It is an amenable number.

12412211233 is a deficient number, since it is larger than the sum of its proper divisors (305807).

12412211233 is an equidigital number, since it uses as much as digits as its factorization.

12412211233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305806.

The product of its digits is 576, while the sum is 22.

Adding to 12412211233 its reverse (33211221421), we get a palindrome (45623432654).

The spelling of 12412211233 in words is "twelve billion, four hundred twelve million, two hundred eleven thousand, two hundred thirty-three".