this isn't an answer, but I used to see that number all the time, i'd wake up at 3:33 am every night but one day i started waking up at 4:02 am every night.
NO ONE REALLY KNOWS THE REAL MEANING
666 is the number of devil/AntiChrist
333 might be half devil
I never saw it often. So it's not significant to me. I don't really notice numerical patterns much anymore because I stare at them all day at work.
(ITS ONLY A NUMBER!!!
What does it mean to you? To me it means Three Hundred Thirty Three.
It means you're only half the anti-christ... more a sort of 'non-christ' than an anti-christ.