12222706266 has 24 divisors (see below), whose sum is σ = 26601294720. Its totient is φ = 4055963976.

The previous prime is 12222706259. The next prime is 12222706277. The reversal of 12222706266 is 66260722221.

12222706266 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 27 + 0 + 626 + 6 = 666.

12222706266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×12222706266⁴ (a number of 41 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12222706266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1518496 + ... + 1526523.

It is an arithmetic number, because the mean of its divisors is an integer number (1108387280).

Almost surely, 2^12222706266 is an apocalyptic number.

12222706266 is an abundant number, since it is smaller than the sum of its proper divisors (14378588454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12222706266 is a wasteful number, since it uses less digits than its factorization.

12222706266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3045250 (or 3045247 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 12222706266 in words is "twelve billion, two hundred twenty-two million, seven hundred six thousand, two hundred sixty-six".