12003030320000 has 320 divisors, whose sum is σ = 30800085505200. Its totient is φ = 4655142912000.

The previous prime is 12003030319991. The next prime is 12003030320053. The reversal of 12003030320000 is 2303030021.

It is a tau number, because it is divible by the number of its divisors (320).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 471267266 + ... + 471292734.

Almost surely, 2^{12003030320000} is an apocalyptic number.

12003030320000 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 12003030320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15400042752600).

12003030320000 is an abundant number, since it is smaller than the sum of its proper divisors (18797055185200).

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

12003030320000 is an equidigital number, since it uses as much as digits as its factorization.

12003030320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25683 (or 25656 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 12003030320000 its reverse (2303030021), we get a palindrome (12005333350021).

The spelling of 12003030320000 in words is "twelve trillion, three billion, thirty million, three hundred twenty thousand".