222112244 has 6 divisors (see below), whose sum is σ = 388696434. Its totient is φ = 111056120.

The previous prime is 222112217. The next prime is 222112273. The reversal of 222112244 is 442211222.

It can be written as a sum of positive squares in only one way, i.e., 212809744 + 9302500 = 14588^2 + 3050^2 .

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

It is a zygodrome in base 10.

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, 27764027 + ... + 27764034.

It is an arithmetic number, because the mean of its divisors is an integer number (64782739).

Almost surely, 2^222112244 is an apocalyptic number.

It is an amenable number.

222112244 is a deficient number, since it is larger than the sum of its proper divisors (166584190).

222112244 is a wasteful number, since it uses less digits than its factorization.

222112244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55528065 (or 55528063 counting only the distinct ones).

The product of its digits is 512, while the sum is 20.

The square root of 222112244 is about 14903.4306117753. The cubic root of 222112244 is about 605.6069259428.

Adding to 222112244 its reverse (442211222), we get a palindrome (664323466).

The spelling of 222112244 in words is "two hundred twenty-two million, one hundred twelve thousand, two hundred forty-four".