111243104424 has 96 divisors (see below), whose sum is σ = 302332979520. Its totient is φ = 36952109568.

The previous prime is 111243104419. The next prime is 111243104449. The reversal of 111243104424 is 424401342111.

111243104424 is a `hidden beast` number, since 11 + 124 + 3 + 104 + 424 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27622299 + ... + 27626325.

It is an arithmetic number, because the mean of its divisors is an integer number (3149301870).

Almost surely, 2^111243104424 is an apocalyptic number.

It is an amenable number.

111243104424 is an abundant number, since it is smaller than the sum of its proper divisors (191089875096).

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

111243104424 is a wasteful number, since it uses less digits than its factorization.

111243104424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279 (or 5272 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 111243104424 its reverse (424401342111), we get a palindrome (535644446535).

The spelling of 111243104424 in words is "one hundred eleven billion, two hundred forty-three million, one hundred four thousand, four hundred twenty-four".