111442115479188 has 36 divisors (see below), whose sum is σ = 281572682310528. Its totient is φ = 34289881685280.

The previous prime is 111442115479187. The next prime is 111442115479223. The reversal of 111442115479188 is 881974511244111.

It is a super-2 number, since 2×111442115479188² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442115479187) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 27475864708 + ... + 27475868763.

Almost surely, 2^{111442115479188} is an apocalyptic number.

It is an amenable number.

111442115479188 is an abundant number, since it is smaller than the sum of its proper divisors (170130566831340).

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

111442115479188 is a wasteful number, since it uses less digits than its factorization.

111442115479188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54951733504 (or 54951733489 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 57.

The spelling of 111442115479188 in words is "one hundred eleven trillion, four hundred forty-two billion, one hundred fifteen million, four hundred seventy-nine thousand, one hundred eighty-eight".