11122891112 has 16 divisors (see below), whose sum is σ = 20964614400. Its totient is φ = 5532327280.

The previous prime is 11122891081. The next prime is 11122891127. The reversal of 11122891112 is 21119822111.

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 3 ways as a sum of consecutive naturals, for example, 3638162 + ... + 3641217.

It is an arithmetic number, because the mean of its divisors is an integer number (1310288400).

Almost surely, 2^11122891112 is an apocalyptic number.

It is an amenable number.

11122891112 is a deficient number, since it is larger than the sum of its proper divisors (9841723288).

11122891112 is a wasteful number, since it uses less digits than its factorization.

11122891112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7279576 (or 7279572 counting only the distinct ones).

The product of its digits is 576, while the sum is 29.

The spelling of 11122891112 in words is "eleven billion, one hundred twenty-two million, eight hundred ninety-one thousand, one hundred twelve".