How much would 11 trillion divided equally amongst 300 million people be? Time sensitive question

Consider that the federal debt is $11 trillion which is divided equally among 300 million people.
To solve the problem mentally, express both in terms of billion.
Since 1 trillion is 1000 billion, so 11 trillion is =11x1000
11,000 billion

Since 1 billion is 1000 million, so 300 million is
300/1000
=0.3 billion