211120065984473 has 2 divisors, whose sum is σ = 211120065984474. Its totient is φ = 211120065984472.

The previous prime is 211120065984439. The next prime is 211120065984497. The reversal of 211120065984473 is 374489560021112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113895575362969 + 97224490621504 = 10672187^2 + 9860248^2 .

It is a cyclic number.

It is not a de Polignac number, because 211120065984473 - 2¹² = 211120065980377 is a prime.

It is a super-2 number, since 2×211120065984473² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211120065984413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560032992236 + 105560032992237.

It is an arithmetic number, because the mean of its divisors is an integer number (105560032992237).

It is a 1-persistent number, because it is pandigital, but 2⋅211120065984473 = 422240131968946 is not.

Almost surely, 2^{211120065984473} is an apocalyptic number.

It is an amenable number.

211120065984473 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120065984473 is an equidigital number, since it uses as much as digits as its factorization.

211120065984473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 211120065984473 in words is "two hundred eleven trillion, one hundred twenty billion, sixty-five million, nine hundred eighty-four thousand, four hundred seventy-three".