210011021000189 has 2 divisors, whose sum is σ = 210011021000190. Its totient is φ = 210011021000188.

The previous prime is 210011021000161. The next prime is 210011021000233. The reversal of 210011021000189 is 981000120110012.

210011021000189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204676228380100 + 5334792620089 = 14306510^2 + 2309717^2 .

It is a cyclic number.

It is not a de Polignac number, because 210011021000189 - 2¹⁶ = 210011020934653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210011021000789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005510500094 + 105005510500095.

It is an arithmetic number, because the mean of its divisors is an integer number (105005510500095).

Almost surely, 2^{210011021000189} is an apocalyptic number.

It is an amenable number.

210011021000189 is a deficient number, since it is larger than the sum of its proper divisors (1).

210011021000189 is an equidigital number, since it uses as much as digits as its factorization.

210011021000189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 26.

The spelling of 210011021000189 in words is "two hundred ten trillion, eleven billion, twenty-one million, one hundred eighty-nine", and thus it is an aban number.