11201212220017 has 2 divisors, whose sum is σ = 11201212220018. Its totient is φ = 11201212220016.

The previous prime is 11201212219993. The next prime is 11201212220027. The reversal of 11201212220017 is 71002221210211.

11201212220017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6158780292721 + 5042431927296 = 2481689^2 + 2245536^2 .

It is an emirp because it is prime and its reverse (71002221210211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11201212220017 - 2⁷ = 11201212219889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11201212220017.

It is not a weakly prime, because it can be changed into another prime (11201212220027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600606110008 + 5600606110009.

It is an arithmetic number, because the mean of its divisors is an integer number (5600606110009).

Almost surely, 2^{11201212220017} is an apocalyptic number.

It is an amenable number.

11201212220017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201212220017 is an equidigital number, since it uses as much as digits as its factorization.

11201212220017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 11201212220017 its reverse (71002221210211), we get a palindrome (82203433430228).

The spelling of 11201212220017 in words is "eleven trillion, two hundred one billion, two hundred twelve million, two hundred twenty thousand, seventeen".