202200210161 has 2 divisors, whose sum is σ = 202200210162. Its totient is φ = 202200210160.

The previous prime is 202200210127. The next prime is 202200210229. The reversal of 202200210161 is 161012002202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197518913761 + 4681296400 = 444431^2 + 68420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202200210161 is a prime.

It is not a weakly prime, because it can be changed into another prime (202200210101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101100105080 + 101100105081.

It is an arithmetic number, because the mean of its divisors is an integer number (101100105081).

Almost surely, 2^202200210161 is an apocalyptic number.

It is an amenable number.

202200210161 is a deficient number, since it is larger than the sum of its proper divisors (1).

202200210161 is an equidigital number, since it uses as much as digits as its factorization.

202200210161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 202200210161 its reverse (161012002202), we get a palindrome (363212212363).

The spelling of 202200210161 in words is "two hundred two billion, two hundred million, two hundred ten thousand, one hundred sixty-one".