12000210011021 has 2 divisors, whose sum is σ = 12000210011022. Its totient is φ = 12000210011020.

The previous prime is 12000210010991. The next prime is 12000210011051. The reversal of 12000210011021 is 12011001200021.

It is a balanced prime because it is at equal distance from previous prime (12000210010991) and next prime (12000210011051).

It can be written as a sum of positive squares in only one way, i.e., 6510509464900 + 5489700546121 = 2551570^2 + 2343011^2 .

It is a cyclic number.

It is not a de Polignac number, because 12000210011021 - 2²⁶ = 12000142902157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12000210010993 and 12000210011011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000210011051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000105005510 + 6000105005511.

It is an arithmetic number, because the mean of its divisors is an integer number (6000105005511).

Almost surely, 2^{12000210011021} is an apocalyptic number.

It is an amenable number.

12000210011021 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000210011021 is an equidigital number, since it uses as much as digits as its factorization.

12000210011021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12000210011021 its reverse (12011001200021), we get a palindrome (24011211211042).

The spelling of 12000210011021 in words is "twelve trillion, two hundred ten million, eleven thousand, twenty-one".