11122840044 has 18 divisors (see below), whose sum is σ = 28116067980. Its totient is φ = 3707613336.

The previous prime is 11122840033. The next prime is 11122840133. The reversal of 11122840044 is 44004822111.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154483854 + ... + 154483925.

Almost surely, 2^11122840044 is an apocalyptic number.

It is an amenable number.

11122840044 is an abundant number, since it is smaller than the sum of its proper divisors (16993227936).

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

11122840044 is a wasteful number, since it uses less digits than its factorization.

11122840044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308967789 (or 308967784 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The spelling of 11122840044 in words is "eleven billion, one hundred twenty-two million, eight hundred forty thousand, forty-four".