Asia is 22 times larger than Mexico.
Area: 1,964,375 km2 World Factbook
Population: 120,286,655 (July 2014) World Factbook
Mexico, officially the United Mexican States, is a federal republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of Mexico. Wikipedia
Asia is the Earth's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and comprises 30% of its land area. With approximately 4.3 billion people, it hosts 60% of the world's current human population. Wikipedia