11002220171 has 2 divisors, whose sum is σ = 11002220172. Its totient is φ = 11002220170.

The previous prime is 11002220167. The next prime is 11002220209. The reversal of 11002220171 is 17102220011.

11002220171 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 not a de Polignac number, because 11002220171 - 2² = 11002220167 is a prime.

It is not a weakly prime, because it can be changed into another prime (11002720171) 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, 5501110085 + 5501110086.

It is an arithmetic number, because the mean of its divisors is an integer number (5501110086).

Almost surely, 2^11002220171 is an apocalyptic number.

11002220171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002220171 is an equidigital number, since it uses as much as digits as its factorization.

11002220171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 11002220171 its reverse (17102220011), we get a palindrome (28104440182).

The spelling of 11002220171 in words is "eleven billion, two million, two hundred twenty thousand, one hundred seventy-one".