103231224 has 24 divisors (see below), whose sum is σ = 279584760. Its totient is φ = 34410384.

The previous prime is 103231207. The next prime is 103231253. The reversal of 103231224 is 422132301.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 103231197 and 103231206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 716812 + ... + 716955.

It is an arithmetic number, because the mean of its divisors is an integer number (11649365).

Almost surely, 2^103231224 is an apocalyptic number.

It is an amenable number.

103231224 is an abundant number, since it is smaller than the sum of its proper divisors (176353536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103231224 is a wasteful number, since it uses less digits than its factorization.

103231224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433779 (or 1433772 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 103231224 is about 10160.2767678838. The cubic root of 103231224 is about 469.1053207792.

Adding to 103231224 its reverse (422132301), we get a palindrome (525363525).

The spelling of 103231224 in words is "one hundred three million, two hundred thirty-one thousand, two hundred twenty-four".