202221200002 has 16 divisors (see below), whose sum is σ = 321214283640. Its totient is φ = 95151232768.

The previous prime is 202221199907. The next prime is 202221200009. The reversal of 202221200002 is 200002122202.

It can be written as a sum of positive squares in 4 ways, for example, as 196957552401 + 5263647601 = 443799^2 + 72551^2 .

It is not an unprimeable number, because it can be changed into a prime (202221200009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80977 + ... + 641092.

Almost surely, 2^202221200002 is an apocalyptic number.

202221200002 is a deficient number, since it is larger than the sum of its proper divisors (118993083638).

202221200002 is a wasteful number, since it uses less digits than its factorization.

202221200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730325.

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

Adding to 202221200002 its reverse (200002122202), we get a palindrome (402223322204).

The spelling of 202221200002 in words is "two hundred two billion, two hundred twenty-one million, two hundred thousand, two".