111223244 has 24 divisors (see below), whose sum is σ = 216857088. Its totient is φ = 49479440.

The previous prime is 111223243. The next prime is 111223247. The reversal of 111223244 is 442322111.

It is a super-2 number, since 2×111223244² = 24741220011767072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111223243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24824 + ... + 28959.

It is an arithmetic number, because the mean of its divisors is an integer number (9035712).

Almost surely, 2^111223244 is an apocalyptic number.

It is an amenable number.

111223244 is a deficient number, since it is larger than the sum of its proper divisors (105633844).

111223244 is a wasteful number, since it uses less digits than its factorization.

111223244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53845 (or 53843 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 111223244 is about 10546.2431225532. The cubic root of 111223244 is about 480.9115260068.

Adding to 111223244 its reverse (442322111), we get a palindrome (553545355).

The spelling of 111223244 in words is "one hundred eleven million, two hundred twenty-three thousand, two hundred forty-four".