> lives a modest lifestyle
Didn't he just buy /the/ most expensive apartment in Stockholm?
Centi can designate 100 of something or one-hundredth of something.
http://en.wiktionary.org/wiki/centi-
http://www.merriam-webster.com/dictionary/centimillionaire
http://www.forbes.com/sites/calebmelby/2012/11/12/breaking-d...
"One centillion is a number, which is equal to either 10^303 or 10^600, depending on the system used."