202222002002161 has 2 divisors, whose sum is σ = 202222002002162. Its totient is φ = 202222002002160.

The previous prime is 202222002002147. The next prime is 202222002002179. The reversal of 202222002002161 is 161200200222202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193170665002225 + 9051336999936 = 13898585^2 + 3008544^2 .

It is a cyclic number.

It is not a de Polignac number, because 202222002002161 - 2⁵ = 202222002002129 is a prime.

It is not a weakly prime, because it can be changed into another prime (202222002002261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101111001001080 + 101111001001081.

It is an arithmetic number, because the mean of its divisors is an integer number (101111001001081).

Almost surely, 2^{202222002002161} is an apocalyptic number.

It is an amenable number.

202222002002161 is a deficient number, since it is larger than the sum of its proper divisors (1).

202222002002161 is an equidigital number, since it uses as much as digits as its factorization.

202222002002161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 202222002002161 its reverse (161200200222202), we get a palindrome (363422202224363).

The spelling of 202222002002161 in words is "two hundred two trillion, two hundred twenty-two billion, two million, two thousand, one hundred sixty-one".