211122211010171 has 2 divisors, whose sum is σ = 211122211010172. Its totient is φ = 211122211010170.

The previous prime is 211122211010041. The next prime is 211122211010177. The reversal of 211122211010171 is 171010112221112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211122211010171 - 2¹⁰ = 211122211009147 is a prime.

It is not a weakly prime, because it can be changed into another prime (211122211010177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105561105505085 + 105561105505086.

It is an arithmetic number, because the mean of its divisors is an integer number (105561105505086).

Almost surely, 2^{211122211010171} is an apocalyptic number.

211122211010171 is a deficient number, since it is larger than the sum of its proper divisors (1).

211122211010171 is an equidigital number, since it uses as much as digits as its factorization.

211122211010171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 23.

Adding to 211122211010171 its reverse (171010112221112), we get a palindrome (382132323231283).

The spelling of 211122211010171 in words is "two hundred eleven trillion, one hundred twenty-two billion, two hundred eleven million, ten thousand, one hundred seventy-one".