222281002 has 12 divisors (see below), whose sum is σ = 337044006. Its totient is φ = 109935200.

The previous prime is 222280999. The next prime is 222281021. The reversal of 222281002 is 200182222.

It can be written as a sum of positive squares in 3 ways, for example, as 192349161 + 29931841 = 13869^2 + 5471^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211374 + ... + 212422.

Almost surely, 2^222281002 is an apocalyptic number.

222281002 is a deficient number, since it is larger than the sum of its proper divisors (114763004).

222281002 is an equidigital number, since it uses as much as digits as its factorization.

222281002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201 (or 1152 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 222281002 is about 14909.0912533259. The cubic root of 222281002 is about 605.7602645417.

The spelling of 222281002 in words is "two hundred twenty-two million, two hundred eighty-one thousand, two".