11002012022161 has 2 divisors, whose sum is σ = 11002012022162. Its totient is φ = 11002012022160.

The previous prime is 11002012022159. The next prime is 11002012022167. The reversal of 11002012022161 is 16122021020011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8229640500225 + 2772371521936 = 2868735^2 + 1665044^2 .

It is an emirp because it is prime and its reverse (16122021020011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11002012022161 - 2¹ = 11002012022159 is a prime.

Together with 11002012022159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11002012022167) 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, 5501006011080 + 5501006011081.

It is an arithmetic number, because the mean of its divisors is an integer number (5501006011081).

Almost surely, 2^{11002012022161} is an apocalyptic number.

It is an amenable number.

11002012022161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002012022161 is an equidigital number, since it uses as much as digits as its factorization.

11002012022161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11002012022161 its reverse (16122021020011), we get a palindrome (27124033042172).

The spelling of 11002012022161 in words is "eleven trillion, two billion, twelve million, twenty-two thousand, one hundred sixty-one".