1000222202 has 24 divisors (see below), whose sum is σ = 1769206356. Its totient is φ = 422791488.

The previous prime is 1000222189. The next prime is 1000222207. The reversal of 1000222202 is 2022220001.

It can be written as a sum of positive squares in 2 ways, for example, as 999761161 + 461041 = 31619^2 + 679^2 .

It is not an unprimeable number, because it can be changed into a prime (1000222207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62753 + ... + 77060.

Almost surely, 2^1000222202 is an apocalyptic number.

1000222202 is a deficient number, since it is larger than the sum of its proper divisors (768984154).

1000222202 is a wasteful number, since it uses less digits than its factorization.

1000222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139902 (or 139895 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1000222202 is about 31626.2897286419. The cubic root of 1000222202 is about 1000.0740618480.

Adding to 1000222202 its reverse (2022220001), we get a palindrome (3022442203).

The spelling of 1000222202 in words is "one billion, two hundred twenty-two thousand, two hundred two".