211007011667201 has 4 divisors (see below), whose sum is σ = 211058564813652. Its totient is φ = 210955458520752.

The previous prime is 211007011667189. The next prime is 211007011667233. The reversal of 211007011667201 is 102766110700112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74445817983601 + 136561193683600 = 8628199^2 + 11685940^2 .

It is a cyclic number.

It is not a de Polignac number, because 211007011667201 - 2¹⁰ = 211007011666177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (211007011666201) 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 in 3 ways as a sum of consecutive naturals, for example, 25776567086 + ... + 25776575271.

It is an arithmetic number, because the mean of its divisors is an integer number (52764641203413).

Almost surely, 2^{211007011667201} is an apocalyptic number.

It is an amenable number.

211007011667201 is a deficient number, since it is larger than the sum of its proper divisors (51553146451).

211007011667201 is an equidigital number, since it uses as much as digits as its factorization.

211007011667201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51553146450.

The product of its (nonzero) digits is 7056, while the sum is 35.

The spelling of 211007011667201 in words is "two hundred eleven trillion, seven billion, eleven million, six hundred sixty-seven thousand, two hundred one".