12021320011300 has 36 divisors (see below), whose sum is σ = 26091166249456. Its totient is φ = 4807624442400.

The previous prime is 12021320011243. The next prime is 12021320011321. The reversal of 12021320011300 is 311002312021.

12021320011300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10759566 + ... + 11824165.

Almost surely, 2^{12021320011300} is an apocalyptic number.

12021320011300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12021320011300 is an abundant number, since it is smaller than the sum of its proper divisors (14069846238156).

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

12021320011300 is a wasteful number, since it uses less digits than its factorization.

12021320011300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22589068 (or 22589061 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12021320011300 its reverse (311002312021), we get a palindrome (12332322323321).

The spelling of 12021320011300 in words is "twelve trillion, twenty-one billion, three hundred twenty million, eleven thousand, three hundred".