user: ### NOW ANSWER:
Question: What is the smallest area that has a Population Density of 3216 and a Population larger than 16650000?
Columns: ['Rank', 'Metropolitan area', 'Country', 'Population', 'Area (km²)', 'Population Density (People/km²)']
Types: ['real', 'text', 'text', 'real', 'real', 'real']
Sample row: [1.0, 'Tokyo', 'Japan', 32450000.0, 8014.0, 4049.0]
SQL:

assistant: SELECT MIN("Area (km²)") FROM "Table" WHERE "Population Density (People/km²)" = 3216.0 AND "Population" > 16650000.0;