210100201873 has 2 divisors, whose sum is σ = 210100201874. Its totient is φ = 210100201872.

The previous prime is 210100201849. The next prime is 210100201957. The reversal of 210100201873 is 378102001012.

It is a happy number.

210100201873 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., 205709416704 + 4390785169 = 453552^2 + 66263^2 .

It is a cyclic number.

It is not a de Polignac number, because 210100201873 - 2²⁹ = 209563330961 is a prime.

It is not a weakly prime, because it can be changed into another prime (210100201813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050100936 + 105050100937.

It is an arithmetic number, because the mean of its divisors is an integer number (105050100937).

Almost surely, 2^210100201873 is an apocalyptic number.

It is an amenable number.

210100201873 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100201873 is an equidigital number, since it uses as much as digits as its factorization.

210100201873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 210100201873 its reverse (378102001012), we get a palindrome (588202202885).

The spelling of 210100201873 in words is "two hundred ten billion, one hundred million, two hundred one thousand, eight hundred seventy-three".