Create a function that takes a number as an argument and returns true or false depending on whether the number is symmetrical or not. A number is symmetrical when it is the same as its reverse.
IsSymmetrical(7227) ➞ true
IsSymmetrical(12567) ➞ false
IsSymmetrical(44444444) ➞ true
IsSymmetrical(9939) ➞ false
IsSymmetrical(1112111) ➞ trueN/A