2210002002161 has 2 divisors, whose sum is σ = 2210002002162. Its totient is φ = 2210002002160.

The previous prime is 2210002002113. The next prime is 2210002002203. The reversal of 2210002002161 is 1612002000122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1959958000225 + 250044001936 = 1399985^2 + 500044^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210002002161 - 2¹⁸ = 2210001740017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2210002602161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105001001080 + 1105001001081.

It is an arithmetic number, because the mean of its divisors is an integer number (1105001001081).

Almost surely, 2^{2210002002161} is an apocalyptic number.

It is an amenable number.

2210002002161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210002002161 is an equidigital number, since it uses as much as digits as its factorization.

2210002002161 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 2210002002161 its reverse (1612002000122), we get a palindrome (3822004002283).

The spelling of 2210002002161 in words is "two trillion, two hundred ten billion, two million, two thousand, one hundred sixty-one".