Adding to 103215 its reverse (512301), we get a palindrome (615516).
It is a self number, because there is not a number n which added to its sum of digits gives 103215.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 103215.
2103215 is an apocalyptic number.
103215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
103215 is an equidigital number, since it uses as much as digits as its factorization.
103215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 998.
The square root of 103215 is about 321.2709137161. The cubic root of 103215 is about 46.9080744354.
The spelling of 103215 in words is "one hundred three thousand, two hundred fifteen".