12103321120320 has 112 divisors (see below), whose sum is σ = 39153102166080. Its totient is φ = 3166655072256.

The previous prime is 12103321120309. The next prime is 12103321120327. The reversal of 12103321120320 is 2302112330121.

It is not an unprimeable number, because it can be changed into a prime (12103321120327) 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 15 ways as a sum of consecutive naturals, for example, 118888990 + ... + 118990749.

It is an arithmetic number, because the mean of its divisors is an integer number (349581269340).

Almost surely, 2^{12103321120320} is an apocalyptic number.

12103321120320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12103321120320 is an abundant number, since it is smaller than the sum of its proper divisors (27049781045760).

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

12103321120320 is a wasteful number, since it uses less digits than its factorization.

12103321120320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237879812 (or 237879802 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12103321120320 its reverse (2302112330121), we get a palindrome (14405433450441).

The spelling of 12103321120320 in words is "twelve trillion, one hundred three billion, three hundred twenty-one million, one hundred twenty thousand, three hundred twenty".