222281222 has 24 divisors (see below), whose sum is σ = 364844088. Its totient is φ = 101213760.

The previous prime is 222281219. The next prime is 222281231. The reversal of 222281222 is 222182222.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 29273 + ... + 36075.

It is an arithmetic number, because the mean of its divisors is an integer number (15201837).

Almost surely, 2^222281222 is an apocalyptic number.

222281222 is a deficient number, since it is larger than the sum of its proper divisors (142562866).

222281222 is a wasteful number, since it uses less digits than its factorization.

222281222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6884 (or 6853 counting only the distinct ones).

The product of its digits is 1024, while the sum is 23.

The square root of 222281222 is about 14909.0986313727. The cubic root of 222281222 is about 605.7604643897.

The spelling of 222281222 in words is "two hundred twenty-two million, two hundred eighty-one thousand, two hundred twenty-two".