How Can I Know My Lucky Number?

To find a lucky number there are many options, you can get the personality tests, or you can add up your date of birth numbers to get one, or it can even be some of your special number. Here is a link where you can get one, after taking a small test:
uk.tickle.com

Your lucky number is just whatever number u have luck with. Like i usually have good luck with number 4. If i am 4th in a line or if it is the 4th of the month or if i wear 4 of something. No one can really tell you your lucky number you have to work it out for yourself.

My dob-11-11-1982

Date of Birth 22/05/2009.  According to the date of birth, the number adds up to 2.  So can I suggest a name with numerology 2.  I have also heard that number 2 should not be in a name.  Kindly suggest.