Palindrome (C# .Net)

        Using System;
Class Program
{
       Static void main(String[]args)
       {
       int num, temp ,rev =0,rem;
       Console.WriteLine("Enter a number");
       num=ConvertToInt32(Console.ReadLine());
       temp=num;
       While(num>0)
       {
       rem=num/10;
       rev=rev*10+rem;
       num=num/10;
     }
     if(rev==temp)
       Console.WriteLine("Number is Palindrome");
     else
       Console.WriteLine("Number is not Palindrome");
       Console.Readkey():
  }
}