11255242405122 has 24 divisors (see below), whose sum is σ = 24981147778860. Its totient is φ = 3660241432320.

The previous prime is 11255242405093. The next prime is 11255242405133. The reversal of 11255242405122 is 22150424255211.

It is a happy number.

11255242405122 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 5 + 242 + 405 + 1 + 2 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9930950098281 + 1324292306841 = 3151341^2 + 1150779^2 .

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 11 ways as a sum of consecutive naturals, for example, 7625502247 + ... + 7625503722.

Almost surely, 2^{11255242405122} is an apocalyptic number.

11255242405122 is an abundant number, since it is smaller than the sum of its proper divisors (13725905373738).

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

11255242405122 is a wasteful number, since it uses less digits than its factorization.

11255242405122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15251006018 (or 15251006015 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The spelling of 11255242405122 in words is "eleven trillion, two hundred fifty-five billion, two hundred forty-two million, four hundred five thousand, one hundred twenty-two".