There is no way that Bella can be typed. Largely because the author has stated that she wanted her readers to be able to put themselves into the novel. Bella is a Mary Sue (ie a character that has no real distinguishing personality traits in order for the reader to use their own imagination and...
It's interesting -- I have an INTJ friend and we both have the same issue: not being able to explain our logic, but simply understanding immediately, whereas INTPs can generally explain what's going through their minds. He's also infuriating because he tends to think he's right and the "stick to...