That was probably a promotion, check your receipt. Most places in the US UberX minimum fare is $5+ and even without it, I couldn't find any reasonable combination of base fare, time and distance that would come out to $1.22

http://uberestimate.com/prices/

But no, probably not sustainable (for Uber):

http://www.bloomberg.com/news/articles/2016-08-25/uber-loses...

I think you were misbilled, or someone forgot to turn on the "meter".