1003230320 has 40 divisors (see below), whose sum is σ = 2335671936. Its totient is φ = 400748288.

The previous prime is 1003230311. The next prime is 1003230323. The reversal of 1003230320 is 230323001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 1003230295 and 1003230304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003230323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53729 + ... + 69951.

Almost surely, 2^1003230320 is an apocalyptic number.

1003230320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003230320 is an abundant number, since it is smaller than the sum of its proper divisors (1332441616).

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

1003230320 is a wasteful number, since it uses less digits than its factorization.

1003230320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17009 (or 17003 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1003230320 is about 31673.8112641974. The cubic root of 1003230320 is about 1001.0756159688.

Adding to 1003230320 its reverse (230323001), we get a palindrome (1233553321).

The spelling of 1003230320 in words is "one billion, three million, two hundred thirty thousand, three hundred twenty".