12021002211300 has 144 divisors (see below), whose sum is σ = 35396172249984. Its totient is φ = 3149202560000.

The previous prime is 12021002211289. The next prime is 12021002211301. The reversal of 12021002211300 is 311220012021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12021002211300.

It is not an unprimeable number, because it can be changed into a prime (12021002211301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4981090 + ... + 6989510.

It is an arithmetic number, because the mean of its divisors is an integer number (245806751736).

Almost surely, 2^{12021002211300} is an apocalyptic number.

12021002211300 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 12021002211300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17698086124992).

12021002211300 is an abundant number, since it is smaller than the sum of its proper divisors (23375170038684).

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

12021002211300 is a wasteful number, since it uses less digits than its factorization.

12021002211300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008790 (or 2008783 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12021002211300 its reverse (311220012021), we get a palindrome (12332222223321).

The spelling of 12021002211300 in words is "twelve trillion, twenty-one billion, two million, two hundred eleven thousand, three hundred".