111001143124 has 24 divisors (see below), whose sum is σ = 194775588000. Its totient is φ = 55351058400.

The previous prime is 111001143109. The next prime is 111001143137. The reversal of 111001143124 is 421341100111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6781302 + ... + 6797650.

It is an arithmetic number, because the mean of its divisors is an integer number (8115649500).

Almost surely, 2^111001143124 is an apocalyptic number.

It is an amenable number.

111001143124 is a deficient number, since it is larger than the sum of its proper divisors (83774444876).

111001143124 is a wasteful number, since it uses less digits than its factorization.

111001143124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20823 (or 20821 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 111001143124 its reverse (421341100111), we get a palindrome (532342243235).

The spelling of 111001143124 in words is "one hundred eleven billion, one million, one hundred forty-three thousand, one hundred twenty-four".