12403232330 has 32 divisors (see below), whose sum is σ = 22575283200. Its totient is φ = 4906152640.

The previous prime is 12403232327. The next prime is 12403232341. The reversal of 12403232330 is 3323230421.

It is a junction number, because it is equal to n+sod(n) for n = 12403232296 and 12403232305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319895 + ... + 356565.

It is an arithmetic number, because the mean of its divisors is an integer number (705477600).

Almost surely, 2^12403232330 is an apocalyptic number.

12403232330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12403232330 is a deficient number, since it is larger than the sum of its proper divisors (10172050870).

12403232330 is a wasteful number, since it uses less digits than its factorization.

12403232330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37054.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 12403232330 its reverse (3323230421), we get a palindrome (15726462751).

The spelling of 12403232330 in words is "twelve billion, four hundred three million, two hundred thirty-two thousand, three hundred thirty".