11000022112171 has 2 divisors, whose sum is σ = 11000022112172. Its totient is φ = 11000022112170.

The previous prime is 11000022112169. The next prime is 11000022112181. The reversal of 11000022112171 is 17121122000011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11000022112171 - 2¹ = 11000022112169 is a prime.

Together with 11000022112169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11000022112181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500011056085 + 5500011056086.

It is an arithmetic number, because the mean of its divisors is an integer number (5500011056086).

Almost surely, 2^{11000022112171} is an apocalyptic number.

11000022112171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000022112171 is an equidigital number, since it uses as much as digits as its factorization.

11000022112171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 11000022112171 its reverse (17121122000011), we get a palindrome (28121144112182).

The spelling of 11000022112171 in words is "eleven trillion, twenty-two million, one hundred twelve thousand, one hundred seventy-one".