Adding to 12513890151375 its reverse (57315109831521), we get a palindrome (69828999982896).
It is a congruent number.
It is an unprimeable number.
Almost surely, 212513890151375 is an apocalyptic number.
12513890151375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12513890151375 is a wasteful number, since it uses less digits than its factorization.
12513890151375 is an odious number, because the sum of its binary digits is odd.
The spelling of 12513890151375 in words is "twelve trillion, five hundred thirteen billion, eight hundred ninety million, one hundred fifty-one thousand, three hundred seventy-five".