Answer
Time magazine dubbed Erdős "The Oddball's Oddball" due to his eccentric personality and unconventional lifestyle. Erdős was a brilliant mathematician known for his prolific contributions and his unusual habits, such as living out of a suitcase, sleeping on friends' couches, and working tirelessly on mathematical problems. His eccentric behavior and dedication to mathematics earned him the reputation as an oddball among even the most unconventional mathematicians.