"This was in 2012. For reference, the gross world product (sum of the GDP of the entire world) in 2013 was $75.59 trillion, or 56.83 trillion. So if she paid the gross world product every year, it would take her slightly more than 206 years to pay off the bill.
On the other hand, if the bill would have been in Zimbabwean dollars instead of euros, it would have equalled $0.34."