12225311422 has 16 divisors (see below), whose sum is σ = 19448691840. Its totient is φ = 5743600128.

The previous prime is 12225311411. The next prime is 12225311443. The reversal of 12225311422 is 22411352221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275547 + ... + 316822.

It is an arithmetic number, because the mean of its divisors is an integer number (1215543240).

Almost surely, 2^12225311422 is an apocalyptic number.

12225311422 is a deficient number, since it is larger than the sum of its proper divisors (7223380418).

12225311422 is a wasteful number, since it uses less digits than its factorization.

12225311422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592995.

The product of its digits is 1920, while the sum is 25.

Adding to 12225311422 its reverse (22411352221), we get a palindrome (34636663643).

The spelling of 12225311422 in words is "twelve billion, two hundred twenty-five million, three hundred eleven thousand, four hundred twenty-two".