What Causes Clitoral Burning And Spot On Butt Hole?

my clit burns constantly when I wipe sit down have sex or anything and also right a bove my butt hole i also have a large raw spot about my butt whole it is like 3 inches long and about a 1/16 of INCH DEEP its really red and kinda looks like dead skin but it hrts to touch it and it has a litttle odor to it whar does this mean..