12303302331320 has 384 divisors, whose sum is σ = 37851323328000. Its totient is φ = 3537978393600.

The previous prime is 12303302331319. The next prime is 12303302331349. The reversal of 12303302331320 is 2313320330321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 12303302331320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 597266381 + ... + 597286979.

It is an arithmetic number, because the mean of its divisors is an integer number (98571154500).

Almost surely, 2^{12303302331320} is an apocalyptic number.

12303302331320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12303302331320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18925661664000).

12303302331320 is an abundant number, since it is smaller than the sum of its proper divisors (25548020996680).

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

12303302331320 is a wasteful number, since it uses less digits than its factorization.

12303302331320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22779 (or 22768 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 12303302331320 its reverse (2313320330321), we get a palindrome (14616622661641).

The spelling of 12303302331320 in words is "twelve trillion, three hundred three billion, three hundred two million, three hundred thirty-one thousand, three hundred twenty".