111044228 has 12 divisors (see below), whose sum is σ = 195858432. Its totient is φ = 55084680.

The previous prime is 111044209. The next prime is 111044233. The reversal of 111044228 is 822440111.

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 3 ways as a sum of consecutive naturals, for example, 108788 + ... + 109803.

It is an arithmetic number, because the mean of its divisors is an integer number (16321536).

Almost surely, 2^111044228 is an apocalyptic number.

It is an amenable number.

111044228 is a deficient number, since it is larger than the sum of its proper divisors (84814204).

111044228 is a wasteful number, since it uses less digits than its factorization.

111044228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218722 (or 218720 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 111044228 is about 10537.7525118025. The cubic root of 111044228 is about 480.6533752693.

Adding to 111044228 its reverse (822440111), we get a palindrome (933484339).

The spelling of 111044228 in words is "one hundred eleven million, forty-four thousand, two hundred twenty-eight".