12320002032 has 40 divisors (see below), whose sum is σ = 34274879184. Its totient is φ = 3790769664.

The previous prime is 12320002001. The next prime is 12320002043. The reversal of 12320002032 is 23020002321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9871173 + ... + 9872420.

Almost surely, 2^12320002032 is an apocalyptic number.

12320002032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12320002032 is an abundant number, since it is smaller than the sum of its proper divisors (21954877152).

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

12320002032 is a wasteful number, since it uses less digits than its factorization.

12320002032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19743617 (or 19743611 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 12320002032 its reverse (23020002321), we get a palindrome (35340004353).

The spelling of 12320002032 in words is "twelve billion, three hundred twenty million, two thousand, thirty-two".