11111202210217 has 2 divisors, whose sum is σ = 11111202210218. Its totient is φ = 11111202210216.

The previous prime is 11111202210211. The next prime is 11111202210223. The reversal of 11111202210217 is 71201220211111.

It is a balanced prime because it is at equal distance from previous prime (11111202210211) and next prime (11111202210223).

It can be written as a sum of positive squares in only one way, i.e., 7253654814121 + 3857547396096 = 2693261^2 + 1964064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11111202210217 is a prime.

It is a super-2 number, since 2×11111202210217² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11111202210211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555601105108 + 5555601105109.

It is an arithmetic number, because the mean of its divisors is an integer number (5555601105109).

Almost surely, 2^{11111202210217} is an apocalyptic number.

It is an amenable number.

11111202210217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111202210217 is an equidigital number, since it uses as much as digits as its factorization.

11111202210217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 11111202210217 its reverse (71201220211111), we get a palindrome (82312422421328).

The spelling of 11111202210217 in words is "eleven trillion, one hundred eleven billion, two hundred two million, two hundred ten thousand, two hundred seventeen".