12255502112 has 36 divisors (see below), whose sum is σ = 28067291910. Its totient is φ = 5252357376.

The previous prime is 12255502093. The next prime is 12255502139. The reversal of 12255502112 is 21120555221.

It is a happy number.

12255502112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10290885136 + 1964616976 = 101444^2 + 44324^2 .

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 5 ways as a sum of consecutive naturals, for example, 3906437 + ... + 3909572.

Almost surely, 2^12255502112 is an apocalyptic number.

It is an amenable number.

12255502112 is an abundant number, since it is smaller than the sum of its proper divisors (15811789798).

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

12255502112 is an equidigital number, since it uses as much as digits as its factorization.

12255502112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7816033 (or 7816018 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The spelling of 12255502112 in words is "twelve billion, two hundred fifty-five million, five hundred two thousand, one hundred twelve".