12422051422 has 12 divisors (see below), whose sum is σ = 20480986008. Its totient is φ = 5646386900.

The previous prime is 12422051387. The next prime is 12422051443. The reversal of 12422051422 is 22415022421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25665154 + ... + 25665637.

It is an arithmetic number, because the mean of its divisors is an integer number (1706748834).

Almost surely, 2^12422051422 is an apocalyptic number.

12422051422 is a deficient number, since it is larger than the sum of its proper divisors (8058934586).

12422051422 is a wasteful number, since it uses less digits than its factorization.

12422051422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51330815 (or 51330804 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 12422051422 its reverse (22415022421), we get a palindrome (34837073843).

The spelling of 12422051422 in words is "twelve billion, four hundred twenty-two million, fifty-one thousand, four hundred twenty-two".