Final answer:
Enneaolillion and Handillion are both names used to refer to incredibly large numbers.
Step-by-step explanation:
Enneaolillion and Handillion are both names used to refer to the number represented by the digit 1 followed by either 60 zeroes (Enneaolillion) or 100 zeroes (Handillion). These numbers are incredibly large and are used in discussions about very large quantities or in certain mathematical calculations.
For example, Enneaolillion is used in conversations about numbers such as the number of grains of sand on Earth, while Handillion might be used in discussions about the number of atoms in the universe.