Its a lie.  There is no prize.  The message was sent by a thief.  He will trick you into giving him money.  He will never give you any money.  

All Nokia e-mail addresses end with @nokia.com.  nokiadepartment212@hotmail.com is not a Nokia e-mail address.    

Delete the message.  Do not reply to it.

Here is the official information from Nokia:
http://conversations.nokia.com/2010/02/22/nokia-lottery-is-a-scam/

This thread http://800notes.com/forum/ta-1dfe1ba2c01e03f/nokia-uk-promo
has more than 5000 posts, people like you who got a message like the one you got and people like me telling them it?s a scam.  

Posting your e-mail address on a public bulletin board was unwise.  Theives and scammers read here.  You wil get more spam e-mail.

i was sent a message and the message goes thus:
(NOKIA UK PROMO) YOUR MOBILE NUMBER (7031103516) HAS WON 450,000,000.00 POUNDS FOR CLAIM SEND YOUR NAME, LOCATION TO US VIA DUVASY EMAIL:nokiadepartment212@hotmail.com which i have sent on Tuesday 10th of July 2012, yet i have not been replied. You can get through to me through my email address: [removed]@yahoo.com