The first example is incorrect. The second and third examples are both correct. Which one you use is mostly a matter of preference, although a hundred appears more frequently than one hundred. There is also another form, an hundred, which was common in the past, but has mostly fallen out of use. See Google Ngram Viewer: a hundred, an hundred, one hundred:
In the books from 1702, 1774, and 1860 that I link to in my examples of "one hundred and one" and "one hundred one," you will find consistent use of and (or consistent exclusion of and) in many other numbers ending in different digits.
Which came first when saying numbers: "one hundred AND one" or "one ...