12303321302320 has 40 divisors (see below), whose sum is σ = 29378336143824. Its totient is φ = 4788319640832.

The previous prime is 12303321302257. The next prime is 12303321302333. The reversal of 12303321302320 is 2320312330321.

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

It is a super-2 number, since 2×12303321302320² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 2078260774 + ... + 2078266693.

Almost surely, 2^{12303321302320} is an apocalyptic number.

12303321302320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12303321302320 is an abundant number, since it is smaller than the sum of its proper divisors (17075014841504).

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

12303321302320 is a wasteful number, since it uses less digits than its factorization.

12303321302320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156527517 (or 4156527511 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 12303321302320 its reverse (2320312330321), we get a palindrome (14623633632641).

The spelling of 12303321302320 in words is "twelve trillion, three hundred three billion, three hundred twenty-one million, three hundred two thousand, three hundred twenty".