11111011110984 has 32 divisors (see below), whose sum is σ = 28985246377920. Its totient is φ = 3542641223616.

The previous prime is 11111011110937. The next prime is 11111011111043. The reversal of 11111011110984 is 48901111011111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10064321107 + ... + 10064322210.

It is an arithmetic number, because the mean of its divisors is an integer number (905788949310).

Almost surely, 2^{11111011110984} is an apocalyptic number.

It is an amenable number.

11111011110984 is an abundant number, since it is smaller than the sum of its proper divisors (17874235266936).

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

11111011110984 is a wasteful number, since it uses less digits than its factorization.

11111011110984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20128643349 (or 20128643345 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 30.

The spelling of 11111011110984 in words is "eleven trillion, one hundred eleven billion, eleven million, one hundred ten thousand, nine hundred eighty-four".