222112250 has 32 divisors (see below), whose sum is σ = 417532752. Its totient is φ = 88473600.

The previous prime is 222112217. The next prime is 222112273. The reversal of 222112250 is 52211222.

It can be written as a sum of positive squares in 8 ways, for example, as 6932689 + 215179561 = 2633^2 + 14669^2 .

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 15 ways as a sum of consecutive naturals, for example, 62522 + ... + 65978.

Almost surely, 2^222112250 is an apocalyptic number.

222112250 is a deficient number, since it is larger than the sum of its proper divisors (195420502).

222112250 is a wasteful number, since it uses less digits than its factorization.

222112250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3731 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 222112250 is about 14903.4308130712. The cubic root of 222112250 is about 605.6069313960.

Adding to 222112250 its reverse (52211222), we get a palindrome (274323472).

The spelling of 222112250 in words is "two hundred twenty-two million, one hundred twelve thousand, two hundred fifty".