224221112 has 32 divisors (see below), whose sum is σ = 442990080. Its totient is φ = 106186080.

The previous prime is 224221093. The next prime is 224221121. The reversal of 224221112 is 211122422.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13037 + ... + 24867.

It is an arithmetic number, because the mean of its divisors is an integer number (13843440).

Almost surely, 2^224221112 is an apocalyptic number.

It is an amenable number.

224221112 is a deficient number, since it is larger than the sum of its proper divisors (218768968).

224221112 is a wasteful number, since it uses less digits than its factorization.

224221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11963 (or 11959 counting only the distinct ones).

The product of its digits is 128, while the sum is 17.

The square root of 224221112 is about 14974.0145585611. The cubic root of 224221112 is about 607.5175579045.

Adding to 224221112 its reverse (211122422), we get a palindrome (435343534).

The spelling of 224221112 in words is "two hundred twenty-four million, two hundred twenty-one thousand, one hundred twelve".