222102256 has 10 divisors (see below), whose sum is σ = 430323152. Its totient is φ = 111051120.

The previous prime is 222102233. The next prime is 222102269. The reversal of 222102256 is 652201222.

It is a happy number.

222102256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6940680 + ... + 6940711.

Almost surely, 2^222102256 is an apocalyptic number.

It is an amenable number.

222102256 is a deficient number, since it is larger than the sum of its proper divisors (208220896).

222102256 is a wasteful number, since it uses less digits than its factorization.

222102256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13881399 (or 13881393 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 222102256 is about 14903.0955173749. The cubic root of 222102256 is about 605.5978481112.

Adding to 222102256 its reverse (652201222), we get a palindrome (874303478).

The spelling of 222102256 in words is "two hundred twenty-two million, one hundred two thousand, two hundred fifty-six".