12330021212000 has 96 divisors (see below), whose sum is σ = 30295960347744. Its totient is φ = 4931829696000.

The previous prime is 12330021211957. The next prime is 12330021212011. The reversal of 12330021212000 is 21212003321.

12330021212000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12330021212000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198420935 + ... + 198483065.

It is an arithmetic number, because the mean of its divisors is an integer number (315582920289).

Almost surely, 2^{12330021212000} is an apocalyptic number.

12330021212000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12330021212000 is an abundant number, since it is smaller than the sum of its proper divisors (17965939135744).

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

12330021212000 is an equidigital number, since it uses as much as digits as its factorization.

12330021212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111769 (or 111751 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12330021212000 its reverse (21212003321), we get a palindrome (12351233215321).

The spelling of 12330021212000 in words is "twelve trillion, three hundred thirty billion, twenty-one million, two hundred twelve thousand".