111411420024 has 64 divisors (see below), whose sum is σ = 280106496000. Its totient is φ = 36926916480.

The previous prime is 111411420019. The next prime is 111411420061. The reversal of 111411420024 is 420024114111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16311042 + ... + 16317870.

It is an arithmetic number, because the mean of its divisors is an integer number (4376664000).

Almost surely, 2^111411420024 is an apocalyptic number.

It is an amenable number.

111411420024 is an abundant number, since it is smaller than the sum of its proper divisors (168695075976).

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

111411420024 is a wasteful number, since it uses less digits than its factorization.

111411420024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10588 (or 10584 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 111411420024 its reverse (420024114111), we get a palindrome (531435534135).

The spelling of 111411420024 in words is "one hundred eleven billion, four hundred eleven million, four hundred twenty thousand, twenty-four".