222642202 has 8 divisors (see below), whose sum is σ = 334026612. Its totient is φ = 111300000.

The previous prime is 222642181. The next prime is 222642227. The reversal of 222642202 is 202246222.

It can be written as a sum of positive squares in 2 ways, for example, as 220789881 + 1852321 = 14859^2 + 1361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×222642202² = 99139100222817608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15702 + ... + 26302.

Almost surely, 2^222642202 is an apocalyptic number.

222642202 is a deficient number, since it is larger than the sum of its proper divisors (111384410).

222642202 is a wasteful number, since it uses less digits than its factorization.

222642202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21104.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 222642202 is about 14921.1997506903. The cubic root of 222642202 is about 606.0882010989.

Adding to 222642202 its reverse (202246222), we get a palindrome (424888424).

The spelling of 222642202 in words is "two hundred twenty-two million, six hundred forty-two thousand, two hundred two".