I am looking for a noun of the adjective "integrated", as in, "combining or coordinating separate elements so as to provide a harmonious, interrelated whole."
Integration describes the process that produces this state, rather than the actual state (I think).
Integratedness works but it is a bit clunky and not that widely used.
The individual parts of the mechanical clock interact with each other and work together to keep track of time. The mechanical clock has high [word I'm looking for].