111421114 has 32 divisors (see below), whose sum is σ = 196056576. Its totient is φ = 46500480.

The previous prime is 111421091. The next prime is 111421139. The reversal of 111421114 is 411124111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205684 + ... + 206224.

It is an arithmetic number, because the mean of its divisors is an integer number (6126768).

Almost surely, 2^111421114 is an apocalyptic number.

111421114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111421114 is a deficient number, since it is larger than the sum of its proper divisors (84635462).

111421114 is a wasteful number, since it uses less digits than its factorization.

111421114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910.

The product of its digits is 32, while the sum is 16.

The square root of 111421114 is about 10555.6200196862. The cubic root of 111421114 is about 481.1965431374.

Adding to 111421114 its reverse (411124111), we get a palindrome (522545225).

The spelling of 111421114 in words is "one hundred eleven million, four hundred twenty-one thousand, one hundred fourteen".