12020211330000 has 100 divisors (see below), whose sum is σ = 38802844964928. Its totient is φ = 3205389680000.

The previous prime is 12020211329981. The next prime is 12020211330013. The reversal of 12020211330000 is 3311202021.

It is a tau number, because it is divible by the number of its divisors (100).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 200306856 + ... + 200366855.

Almost surely, 2^{12020211330000} is an apocalyptic number.

12020211330000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12020211330000 is an abundant number, since it is smaller than the sum of its proper divisors (26782633634928).

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

12020211330000 is an equidigital number, since it uses as much as digits as its factorization.

12020211330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400673742 (or 400673721 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12020211330000 its reverse (3311202021), we get a palindrome (12023522532021).

The spelling of 12020211330000 in words is "twelve trillion, twenty billion, two hundred eleven million, three hundred thirty thousand".