200020020202 has 8 divisors (see below), whose sum is σ = 300032101476. Its totient is φ = 100009319712.

The previous prime is 200020020133. The next prime is 200020020209. The reversal of 200020020202 is 202020020002.

It can be written as a sum of positive squares in 2 ways, for example, as 189441692001 + 10578328201 = 435249^2 + 102851^2 .

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

It is not an unprimeable number, because it can be changed into a prime (200020020209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171838 + ... + 655414.

Almost surely, 2^200020020202 is an apocalyptic number.

200020020202 is a deficient number, since it is larger than the sum of its proper divisors (100012081274).

200020020202 is a wasteful number, since it uses less digits than its factorization.

200020020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690392.

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 200020020202 its reverse (202020020002), we get a palindrome (402040040204).

The spelling of 200020020202 in words is "two hundred billion, twenty million, twenty thousand, two hundred two".