11022217 has 2 divisors, whose sum is σ = 11022218. Its totient is φ = 11022216.

The previous prime is 11022181. The next prime is 11022229. The reversal of 11022217 is 71222011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7706176 + 3316041 = 2776^2 + 1821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11022217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11022217.

It is not a weakly prime, because it can be changed into another prime (11022257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511108 + 5511109.

It is an arithmetic number, because the mean of its divisors is an integer number (5511109).

Almost surely, 2^11022217 is an apocalyptic number.

It is an amenable number.

11022217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022217 is an equidigital number, since it uses as much as digits as its factorization.

11022217 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 16.

The square root of 11022217 is about 3319.9724396446. The cubic root of 11022217 is about 222.5476361416.

Adding to 11022217 its reverse (71222011), we get a palindrome (82244228).

The spelling of 11022217 in words is "eleven million, twenty-two thousand, two hundred seventeen".