1112128117388 has 12 divisors (see below), whose sum is σ = 1946231589120. Its totient is φ = 556061949072.

The previous prime is 1112128117381. The next prime is 1112128117519. The reversal of 1112128117388 is 8837118212111.

It is not an unprimeable number, because it can be changed into a prime (1112128117381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1795598 + ... + 2334186.

It is an arithmetic number, because the mean of its divisors is an integer number (162185965760).

Almost surely, 2^{1112128117388} is an apocalyptic number.

It is an amenable number.

1112128117388 is a deficient number, since it is larger than the sum of its proper divisors (834103471732).

1112128117388 is a wasteful number, since it uses less digits than its factorization.

1112128117388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054816 (or 1054814 counting only the distinct ones).

The product of its digits is 43008, while the sum is 44.

The spelling of 1112128117388 in words is "one trillion, one hundred twelve billion, one hundred twenty-eight million, one hundred seventeen thousand, three hundred eighty-eight".