10222221022171 has 2 divisors, whose sum is σ = 10222221022172. Its totient is φ = 10222221022170.

The previous prime is 10222221022103. The next prime is 10222221022183. The reversal of 10222221022171 is 17122012222201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10222221022171 - 2²⁷ = 10222086804443 is a prime.

It is a super-2 number, since 2×10222221022171² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10222221025171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111110511085 + 5111110511086.

It is an arithmetic number, because the mean of its divisors is an integer number (5111110511086).

Almost surely, 2^{10222221022171} is an apocalyptic number.

10222221022171 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222221022171 is an equidigital number, since it uses as much as digits as its factorization.

10222221022171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 10222221022171 its reverse (17122012222201), we get a palindrome (27344233244372).

The spelling of 10222221022171 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, twenty-two thousand, one hundred seventy-one".