210010120009999 has 2 divisors, whose sum is σ = 210010120010000. Its totient is φ = 210010120009998.

The previous prime is 210010120009939. The next prime is 210010120010221. The reversal of 210010120009999 is 999900021010012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210010120009999 - 2⁷ = 210010120009871 is a prime.

It is a super-2 number, since 2×210010120009999² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210010120009939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005060004999 + 105005060005000.

It is an arithmetic number, because the mean of its divisors is an integer number (105005060005000).

Almost surely, 2^{210010120009999} is an apocalyptic number.

210010120009999 is a deficient number, since it is larger than the sum of its proper divisors (1).

210010120009999 is an equidigital number, since it uses as much as digits as its factorization.

210010120009999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 210010120009999 in words is "two hundred ten trillion, ten billion, one hundred twenty million, nine thousand, nine hundred ninety-nine".