210741052865803 has 2 divisors, whose sum is σ = 210741052865804. Its totient is φ = 210741052865802.

The previous prime is 210741052865753. The next prime is 210741052865809. The reversal of 210741052865803 is 308568250147012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210741052865803 - 2³⁷ = 210603613912331 is a prime.

It is not a weakly prime, because it can be changed into another prime (210741052865809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105370526432901 + 105370526432902.

It is an arithmetic number, because the mean of its divisors is an integer number (105370526432902).

Almost surely, 2^{210741052865803} is an apocalyptic number.

210741052865803 is a deficient number, since it is larger than the sum of its proper divisors (1).

210741052865803 is an equidigital number, since it uses as much as digits as its factorization.

210741052865803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 210741052865803 in words is "two hundred ten trillion, seven hundred forty-one billion, fifty-two million, eight hundred sixty-five thousand, eight hundred three".