12406567222 has 16 divisors (see below), whose sum is σ = 21669692832. Its totient is φ = 5216777280.

The previous prime is 12406567183. The next prime is 12406567223. The reversal of 12406567222 is 22276560421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12406567223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8359479 + ... + 8360962.

It is an arithmetic number, because the mean of its divisors is an integer number (1354355802).

Almost surely, 2^12406567222 is an apocalyptic number.

12406567222 is a deficient number, since it is larger than the sum of its proper divisors (9263125610).

12406567222 is a wasteful number, since it uses less digits than its factorization.

12406567222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16720503.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 12406567222 in words is "twelve billion, four hundred six million, five hundred sixty-seven thousand, two hundred twenty-two".