210010201210009 has 2 divisors, whose sum is σ = 210010201210010. Its totient is φ = 210010201210008.

The previous prime is 210010201209983. The next prime is 210010201210081. The reversal of 210010201210009 is 900012102010012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161316112256784 + 48694088953225 = 12701028^2 + 6978115^2 .

It is a cyclic number.

It is not a de Polignac number, because 210010201210009 - 2¹⁹ = 210010200685721 is a prime.

It is a super-2 number, since 2×210010201210009² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210010201210099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005100605004 + 105005100605005.

It is an arithmetic number, because the mean of its divisors is an integer number (105005100605005).

Almost surely, 2^{210010201210009} is an apocalyptic number.

It is an amenable number.

210010201210009 is a deficient number, since it is larger than the sum of its proper divisors (1).

210010201210009 is an equidigital number, since it uses as much as digits as its factorization.

210010201210009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 210010201210009 in words is "two hundred ten trillion, ten billion, two hundred one million, two hundred ten thousand, nine".