12072057222 has 16 divisors (see below), whose sum is σ = 24320350512. Its totient is φ = 3994646400.

The previous prime is 12072057209. The next prime is 12072057233. The reversal of 12072057222 is 22275027021.

It is a self number, because there is not a number n which added to its sum of digits gives 12072057222.

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 7 ways as a sum of consecutive naturals, for example, 7342279 + ... + 7343922.

It is an arithmetic number, because the mean of its divisors is an integer number (1520021907).

Almost surely, 2^12072057222 is an apocalyptic number.

12072057222 is an abundant number, since it is smaller than the sum of its proper divisors (12248293290).

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

12072057222 is a wasteful number, since it uses less digits than its factorization.

12072057222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14686343.

The product of its (nonzero) digits is 7840, while the sum is 30.

The spelling of 12072057222 in words is "twelve billion, seventy-two million, fifty-seven thousand, two hundred twenty-two".