111442243124 has 24 divisors (see below), whose sum is σ = 197400711648. Its totient is φ = 55042224480.

The previous prime is 111442243117. The next prime is 111442243127. The reversal of 111442243124 is 421342244111.

111442243124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442243127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2991734 + ... + 3028754.

It is an arithmetic number, because the mean of its divisors is an integer number (8225029652).

Almost surely, 2^111442243124 is an apocalyptic number.

It is an amenable number.

111442243124 is a deficient number, since it is larger than the sum of its proper divisors (85958468524).

111442243124 is a wasteful number, since it uses less digits than its factorization.

111442243124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46175 (or 46173 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

Adding to 111442243124 its reverse (421342244111), we get a palindrome (532784487235).

The spelling of 111442243124 in words is "one hundred eleven billion, four hundred forty-two million, two hundred forty-three thousand, one hundred twenty-four".