202212110161 has 2 divisors, whose sum is σ = 202212110162. Its totient is φ = 202212110160.

The previous prime is 202212110071. The next prime is 202212110173. The reversal of 202212110161 is 161011212202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181488780225 + 20723329936 = 426015^2 + 143956^2 .

It is a cyclic number.

It is not a de Polignac number, because 202212110161 - 2¹⁷ = 202211979089 is a prime.

It is not a weakly prime, because it can be changed into another prime (202212110461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101106055080 + 101106055081.

It is an arithmetic number, because the mean of its divisors is an integer number (101106055081).

Almost surely, 2^202212110161 is an apocalyptic number.

It is an amenable number.

202212110161 is a deficient number, since it is larger than the sum of its proper divisors (1).

202212110161 is an equidigital number, since it uses as much as digits as its factorization.

202212110161 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 19.

Adding to 202212110161 its reverse (161011212202), we get a palindrome (363223322363).

The spelling of 202212110161 in words is "two hundred two billion, two hundred twelve million, one hundred ten thousand, one hundred sixty-one".