423103232320 has 56 divisors (see below), whose sum is σ = 1007570044800. Its totient is φ = 169231974912.

The previous prime is 423103232309. The next prime is 423103232323. The reversal of 423103232320 is 23232301324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423103232323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11103861 + ... + 11141899.

Almost surely, 2^423103232320 is an apocalyptic number.

423103232320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423103232320 is an abundant number, since it is smaller than the sum of its proper divisors (584466812480).

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

423103232320 is a wasteful number, since it uses less digits than its factorization.

423103232320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72815 (or 72805 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 423103232320 its reverse (23232301324), we get a palindrome (446335533644).

The spelling of 423103232320 in words is "four hundred twenty-three billion, one hundred three million, two hundred thirty-two thousand, three hundred twenty".