202222000121209 has 2 divisors, whose sum is σ = 202222000121210. Its totient is φ = 202222000121208.

The previous prime is 202222000121123. The next prime is 202222000121213. The reversal of 202222000121209 is 902121000222202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154338755589225 + 47883244531984 = 12423315^2 + 6919772^2 .

It is a cyclic number.

It is not a de Polignac number, because 202222000121209 - 2¹⁵ = 202222000088441 is a prime.

It is not a weakly prime, because it can be changed into another prime (202222000121249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101111000060604 + 101111000060605.

It is an arithmetic number, because the mean of its divisors is an integer number (101111000060605).

Almost surely, 2^{202222000121209} is an apocalyptic number.

It is an amenable number.

202222000121209 is a deficient number, since it is larger than the sum of its proper divisors (1).

202222000121209 is an equidigital number, since it uses as much as digits as its factorization.

202222000121209 is an evil number, because the sum of its binary digits is even.

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

The spelling of 202222000121209 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred twenty-one thousand, two hundred nine".