222112223 has 8 divisors (see below), whose sum is σ = 234460800. Its totient is φ = 209829528.

The previous prime is 222112217. The next prime is 222112273. The reversal of 222112223 is 322211222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222112223 - 2¹⁰ = 222111199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9461 + ... + 23102.

It is an arithmetic number, because the mean of its divisors is an integer number (29307600).

Almost surely, 2^222112223 is an apocalyptic number.

222112223 is a deficient number, since it is larger than the sum of its proper divisors (12348577).

222112223 is a wasteful number, since it uses less digits than its factorization.

222112223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32941.

The product of its digits is 192, while the sum is 17.

The square root of 222112223 is about 14903.4299072395. The cubic root of 222112223 is about 605.6069068568.

Adding to 222112223 its reverse (322211222), we get a palindrome (544323445).

It can be divided in two parts, 22211222 and 3, that multiplied together give a palindrome (66633666).

The spelling of 222112223 in words is "two hundred twenty-two million, one hundred twelve thousand, two hundred twenty-three".