All four of the biggest Zimbabwe trillion dollar notes - uncirculated and in excellent condition. All notes serial numbers end in 888 and have taken considerable time to locate and pull together. In Chinese numerology, 888 usually means triple fortune, as a form of strengthening of the digit 8. On its own, the number 8 is often associated with great fortune, wealth and spiritual enlightenment.Hence, 888 is considered triple. This coupled with the notes being the biggest ever produced make this a very unique set to own as a collectible set.