111442041444 has 12 divisors (see below), whose sum is σ = 260031430064. Its totient is φ = 37147347144.

The previous prime is 111442041367. The next prime is 111442041467. The reversal of 111442041444 is 444140244111.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4643418382 + ... + 4643418405.

Almost surely, 2^111442041444 is an apocalyptic number.

It is an amenable number.

111442041444 is an abundant number, since it is smaller than the sum of its proper divisors (148589388620).

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

111442041444 is a wasteful number, since it uses less digits than its factorization.

111442041444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9286836794 (or 9286836792 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 30.

Adding to 111442041444 its reverse (444140244111), we get a palindrome (555582285555).

The spelling of 111442041444 in words is "one hundred eleven billion, four hundred forty-two million, forty-one thousand, four hundred forty-four".