Estimated cleanup costs are tens of billions of dollars. Currency figures are given in millions or billions. The Madoff investment scandal defrauded thousands of investors of billions of dollars. Injuries cost businesses billions of dollars annually. Officials estimated that billions of dollars would be needed. For millions, a period was used as a separator between millions, billions, trillions, etc. Tens of billions of dollars in liability and fines were at stake. Bank failures led to the loss of billions of dollars in assets. The numbers are in billions of US dollars. This market is valued in billions of dollars. All figures in billions of Singapore dollars. Its prevalence has been estimated to run into the billions of dollars a year. The impact of the disease results in economic losses of billions of dollars a year. Mobutu was infamous for embezzling the equivalent of billions of US dollars from his country. "trillion" means one million billions (10), and so on.