211120200211171 has 2 divisors, whose sum is σ = 211120200211172. Its totient is φ = 211120200211170.

The previous prime is 211120200211169. The next prime is 211120200211189. The reversal of 211120200211171 is 171112002021112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211120200211171 - 2¹ = 211120200211169 is a prime.

Together with 211120200211169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (211120200211771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560100105585 + 105560100105586.

It is an arithmetic number, because the mean of its divisors is an integer number (105560100105586).

Almost surely, 2^{211120200211171} is an apocalyptic number.

211120200211171 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120200211171 is an equidigital number, since it uses as much as digits as its factorization.

211120200211171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 211120200211171 its reverse (171112002021112), we get a palindrome (382232202232283).

The spelling of 211120200211171 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred million, two hundred eleven thousand, one hundred seventy-one".