Adding to 103231120 its reverse (21132301), we get a palindrome (124363421).
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 103231120.
It is an unprimeable number.
Almost surely, 2103231120 is an apocalyptic number.
103231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103231120 is a wasteful number, since it uses less digits than its factorization.
103231120 is an evil number, because the sum of its binary digits is even.
The square root of 103231120 is about 10160.2716499117. The cubic root of 103231120 is about 469.1051632462.
The spelling of 103231120 in words is "one hundred three million, two hundred thirty-one thousand, one hundred twenty".