Forty-two million people have more than a million dollars each, collectively owning about $142 trillion. A few of them are billionaires, but most are not. If you have a nice house with no mortgage in a place such as London, New York, or Tokyo, that might easily be enough to put you in this group. So would the right to a good private pension.[*] [19] Nearly 1 percent of the world’s adult population are in this group.