111950884992 has 128 divisors (see below), whose sum is σ = 315051284160. Its totient is φ = 35100721152.

The previous prime is 111950884943. The next prime is 111950884999. The reversal of 111950884992 is 299488059111.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (111950884999) 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 15 ways as a sum of consecutive naturals, for example, 13593708 + ... + 13601940.

Almost surely, 2^111950884992 is an apocalyptic number.

111950884992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111950884992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157525642080).

111950884992 is an abundant number, since it is smaller than the sum of its proper divisors (203100399168).

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

111950884992 is a wasteful number, since it uses less digits than its factorization.

111950884992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10350 (or 10338 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 57.

The spelling of 111950884992 in words is "one hundred eleven billion, nine hundred fifty million, eight hundred eighty-four thousand, nine hundred ninety-two".