12003302011312 has 80 divisors (see below), whose sum is σ = 24785956454400. Its totient is φ = 5618095298816.

The previous prime is 12003302011279. The next prime is 12003302011313. The reversal of 12003302011312 is 21311020330021.

It is a super-2 number, since 2×12003302011312² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12003302011312.

It is not an unprimeable number, because it can be changed into a prime (12003302011313) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 288874314 + ... + 288915862.

It is an arithmetic number, because the mean of its divisors is an integer number (309824455680).

Almost surely, 2^{12003302011312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12003302011312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12392978227200).

12003302011312 is an abundant number, since it is smaller than the sum of its proper divisors (12782654443088).

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

12003302011312 is a wasteful number, since it uses less digits than its factorization.

12003302011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58330 (or 58324 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12003302011312 its reverse (21311020330021), we get a palindrome (33314322341333).

The spelling of 12003302011312 in words is "twelve trillion, three billion, three hundred two million, eleven thousand, three hundred twelve".