202222102100209 has 2 divisors, whose sum is σ = 202222102100210. Its totient is φ = 202222102100208.

The previous prime is 202222102100177. The next prime is 202222102100243. The reversal of 202222102100209 is 902001201222202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200276188698609 + 1945913401600 = 14151897^2 + 1394960^2 .

It is a cyclic number.

It is not a de Polignac number, because 202222102100209 - 2⁵ = 202222102100177 is a prime.

It is not a weakly prime, because it can be changed into another prime (202222102100279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101111051050104 + 101111051050105.

It is an arithmetic number, because the mean of its divisors is an integer number (101111051050105).

Almost surely, 2^{202222102100209} is an apocalyptic number.

It is an amenable number.

202222102100209 is a deficient number, since it is larger than the sum of its proper divisors (1).

202222102100209 is an equidigital number, since it uses as much as digits as its factorization.

202222102100209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 202222102100209 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred two million, one hundred thousand, two hundred nine".