2223222112 has 12 divisors (see below), whose sum is σ = 4376968596. Its totient is φ = 1111611040.

The previous prime is 2223222109. The next prime is 2223222137. The reversal of 2223222112 is 2112223222.

It is a self number, because there is not a number n which added to its sum of digits gives 2223222112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34737814 + ... + 34737877.

It is an arithmetic number, because the mean of its divisors is an integer number (364747383).

Almost surely, 2^2223222112 is an apocalyptic number.

It is an amenable number.

2223222112 is a deficient number, since it is larger than the sum of its proper divisors (2153746484).

2223222112 is an equidigital number, since it uses as much as digits as its factorization.

2223222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69475701 (or 69475693 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 2223222112 is about 47151.0563190264. The cubic root of 2223222112 is about 1305.1515728487.

Adding to 2223222112 its reverse (2112223222), we get a palindrome (4335445334).

It can be divided in two parts, 22232 and 22112, that added together give a palindrome (44344).

The spelling of 2223222112 in words is "two billion, two hundred twenty-three million, two hundred twenty-two thousand, one hundred twelve".