12225342422 has 16 divisors (see below), whose sum is σ = 18668556000. Its totient is φ = 6003412800.

The previous prime is 12225342419. The next prime is 12225342487. The reversal of 12225342422 is 22424352221.

It is a happy number.

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, 203954 + ... + 256997.

It is an arithmetic number, because the mean of its divisors is an integer number (1166784750).

Almost surely, 2^12225342422 is an apocalyptic number.

12225342422 is a deficient number, since it is larger than the sum of its proper divisors (6443213578).

12225342422 is a wasteful number, since it uses less digits than its factorization.

12225342422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461191.

The product of its digits is 15360, while the sum is 29.

Adding to 12225342422 its reverse (22424352221), we get a palindrome (34649694643).

The spelling of 12225342422 in words is "twelve billion, two hundred twenty-five million, three hundred forty-two thousand, four hundred twenty-two".