Million seconds → ~11.6 days, how much is a billion?

Million seconds → ~11.6 days Billion seconds → ~31.7 years Trillion seconds → ~31,700 years

No matter how many ways I see it represented, I still can’t truly grasp how much more a billion is compared to a million. And I suspect most people are in that same boat.
Im sure we’re not designed for such massive massive massive numbers.
Try sand next time. You can see individual grains, and you’ve walked on a beach. These experiences should give you some intuition.