12251788322 has 8 divisors (see below), whose sum is σ = 18378297516. Its totient is φ = 6125689152.

The previous prime is 12251788319. The next prime is 12251788337. The reversal of 12251788322 is 22388715221.

It can be written as a sum of positive squares in 2 ways, for example, as 12161898961 + 89889361 = 110281^2 + 9481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12251788322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11723 + ... + 156974.

Almost surely, 2^12251788322 is an apocalyptic number.

12251788322 is a deficient number, since it is larger than the sum of its proper divisors (6126509194).

12251788322 is a wasteful number, since it uses less digits than its factorization.

12251788322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205012.

The product of its digits is 107520, while the sum is 41.

The spelling of 12251788322 in words is "twelve billion, two hundred fifty-one million, seven hundred eighty-eight thousand, three hundred twenty-two".