10221110171 has 2 divisors, whose sum is σ = 10221110172. Its totient is φ = 10221110170.

The previous prime is 10221110153. The next prime is 10221110227. The reversal of 10221110171 is 17101112201.

10221110171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10221110171 is a prime.

It is not a weakly prime, because it can be changed into another prime (10221110101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110555085 + 5110555086.

It is an arithmetic number, because the mean of its divisors is an integer number (5110555086).

Almost surely, 2^10221110171 is an apocalyptic number.

10221110171 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221110171 is an equidigital number, since it uses as much as digits as its factorization.

10221110171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 10221110171 its reverse (17101112201), we get a palindrome (27322222372).

The spelling of 10221110171 in words is "ten billion, two hundred twenty-one million, one hundred ten thousand, one hundred seventy-one".