111430112 has 24 divisors (see below), whose sum is σ = 222656616. Its totient is φ = 54882432.

The previous prime is 111430069. The next prime is 111430129. The reversal of 111430112 is 211034111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23843 + ... + 28130.

It is an arithmetic number, because the mean of its divisors is an integer number (9277359).

Almost surely, 2^111430112 is an apocalyptic number.

It is an amenable number.

111430112 is a deficient number, since it is larger than the sum of its proper divisors (111226504).

111430112 is an equidigital number, since it uses as much as digits as its factorization.

111430112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52050 (or 52042 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 111430112 is about 10556.0462295312. The cubic root of 111430112 is about 481.2094960683.

Adding to 111430112 its reverse (211034111), we get a palindrome (322464223).

The spelling of 111430112 in words is "one hundred eleven million, four hundred thirty thousand, one hundred twelve".