Has a FIBA World Cup game ever ended 101-62?
Exactly once. On August 31, 2019, Spain beat Tunisia 101-62, and no FIBA World Cup game before or since has ended that way. When it happened it was a scorigami, the first 101-62 in league history.
That makes 101-62 the 240th most common final score out of 863 that have ever occurred in FIBA World Cup. One point away, 102-62 has happened never and 101-63 has happened never.