1.1PB would cost $56,000 at the cost of Backblaze's latest pod, based on their recently posted pricing.[1] That would be for live storage in physical computers. If they put it on tapes at $0.01/GB, it would only cost $11,000 for the tapes.

1: http://www.tuaw.com/2014/03/19/backblaze-now-storing-100-pet...