210010121122019 has 2 divisors, whose sum is σ = 210010121122020. Its totient is φ = 210010121122018.

The previous prime is 210010121122007. The next prime is 210010121122093. The reversal of 210010121122019 is 910221121010012.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210010121122019 - 2⁴⁰ = 208910609494243 is a prime.

It is a super-2 number, since 2×210010121122019² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 210010121121985 and 210010121122003.

It is not a weakly prime, because it can be changed into another prime (210010121112019) 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, 105005060561009 + 105005060561010.

It is an arithmetic number, because the mean of its divisors is an integer number (105005060561010).

Almost surely, 2^{210010121122019} is an apocalyptic number.

210010121122019 is a deficient number, since it is larger than the sum of its proper divisors (1).

210010121122019 is an equidigital number, since it uses as much as digits as its factorization.

210010121122019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 210010121122019 in words is "two hundred ten trillion, ten billion, one hundred twenty-one million, one hundred twenty-two thousand, nineteen".