The full number for 0.2 is 0.2 itself. If you're asking for a whole number, it would be 0, as 0.2 is less than 1 but greater than 0.
What is a whole number?
A whole number is a number without any fractions or decimal parts. It includes all the natural numbers (positive integers) along with zero.
Whole numbers start from zero and continue with the counting numbers (1, 2, 3, ...) without any fractions or decimals.