Page last updated at 09:12 GMT, Monday, 1 February 2010

Understanding one trillion

The US deficit is well over $1tn, but how big is that? Use this guide to put the number in context.

How big is one trillion?

If the area of a doormat is equal to one, the total area of the United Kingdom is a trillion times bigger - 1,000,000,000,000

  • Doormat area: 0.24 sq m
  • United Kingdom total land area: 244,820 sq km

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