The document provides an overview of key facts and figures about the Paris region for 2022. It summarizes that the Paris region has a population of over 12.3 million people, is a major economic powerhouse with a GDP of €742 billion, and is a world leader in innovation with the highest R&D expenditures in Europe. The region also has strong transportation infrastructure, including 3 international airports and a high-speed rail network, and is a top destination for tourism and international events.