2.520 million euros (3.650 M $) to prizes. elGordo Christmas 2011 is here. And also August Special with 84 million euros.

With a jackpot of 28.5 M euros (40.3 M $) in Primitiva 5/54+1 and other one of 15 M euros (21 M $) in Euromillions.

More
National Lottery :: 42 M euros to prizes (23, 30 July and 13 August) on Saturdays.
Thursday Lottery :: 13 M euros to prizes (21, 28 July and 4, 11 August) on Thursdays.
August Special :: 84 M euros to prizes (6 of August)

In Spanish National Lottery, every 100 numbers, 35 have some kind of prize.

And Bonoloto (4 draws with daily jackpots) and also Spanish 6/49.