The population of Paris in its administrative city limits was 2,241,346 in January 2014. This makes Paris the fifth largest municipality in the European Union, following London, Berlin, Madrid and Rome. Eurostat, the statistical agency of the EU, places Paris (6.5 million people) second behind London (8 million) and ahead of Berlin (3.5 million), based on the 2012 populations of what Eurostat calls "urban audit core cities". The Paris Urban Area, or "unité urbaine", is a statistical area created by the French statistical agency INSEE to measure the population of built-up areas around the city. It is slightly smaller than the Paris Region. According to INSEE, the Paris Urban Area had a population of 10,550,350 at the January 2012 census, the most populous in the European Union, and third most populous in Europe, behind Istanbul and Moscow. The Paris Metropolitan Area is the second most populous in the European Union after London with a population of 12,341,418 at the Jan. 2012 census.

Answer this question, if possible (if impossible, reply "unanswerable"): According to the INSEE what is Paris Urban Area population?
10,550,350