11000022122197 has 2 divisors, whose sum is σ = 11000022122198. Its totient is φ = 11000022122196.

The previous prime is 11000022122191. The next prime is 11000022122209. The reversal of 11000022122197 is 79122122000011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10959052718916 + 40969403281 = 3310446^2 + 202409^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000022122197 - 2³¹ = 10997874638549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000022122191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500011061098 + 5500011061099.

It is an arithmetic number, because the mean of its divisors is an integer number (5500011061099).

Almost surely, 2^{11000022122197} is an apocalyptic number.

It is an amenable number.

11000022122197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000022122197 is an equidigital number, since it uses as much as digits as its factorization.

11000022122197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 11000022122197 in words is "eleven trillion, twenty-two million, one hundred twenty-two thousand, one hundred ninety-seven".