202221020002 has 8 divisors (see below), whose sum is σ = 303706478700. Its totient is φ = 100985527104.

The previous prime is 202221019997. The next prime is 202221020033. The reversal of 202221020002 is 200020122202.

It can be written as a sum of positive squares in 2 ways, for example, as 202168036161 + 52983841 = 449631^2 + 7279^2 .

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

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, 62489427 + ... + 62492662.

Almost surely, 2^202221020002 is an apocalyptic number.

202221020002 is a deficient number, since it is larger than the sum of its proper divisors (101485458698).

202221020002 is a wasteful number, since it uses less digits than its factorization.

202221020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124982900.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 202221020002 its reverse (200020122202), we get a palindrome (402241142204).

The spelling of 202221020002 in words is "two hundred two billion, two hundred twenty-one million, twenty thousand, two".