About model and data exchange with 3rd party solutions: Revit, Solibri, dRofus, Bluebeam, structural analysis solutions, and IFC, BCF and DXF/DWG-based exchange, etc.
It uses the sort order of the criteria specified. It is unable to do a counterclockwise (or clockwise) numbering ... AC does not have any kind of geometry 'auto detection' filter to figure out that kind of thing. (In years past, there were numerous threads here from people doing commercial work who needed their ID's numbered in that way.)