210010011021973 has 2 divisors, whose sum is σ = 210010011021974. Its totient is φ = 210010011021972.

The previous prime is 210010011021961. The next prime is 210010011022067. The reversal of 210010011021973 is 379120110010012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124093851826564 + 85916159195409 = 11139742^2 + 9269097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210010011021973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210010011021773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005005510986 + 105005005510987.

It is an arithmetic number, because the mean of its divisors is an integer number (105005005510987).

Almost surely, 2^{210010011021973} is an apocalyptic number.

It is an amenable number.

210010011021973 is a deficient number, since it is larger than the sum of its proper divisors (1).

210010011021973 is an equidigital number, since it uses as much as digits as its factorization.

210010011021973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 28.

Adding to 210010011021973 its reverse (379120110010012), we get a palindrome (589130121031985).

The spelling of 210010011021973 in words is "two hundred ten trillion, ten billion, eleven million, twenty-one thousand, nine hundred seventy-three".