8221106065211 has 6 divisors (see below), whose sum is σ = 8902144437660. Its totient is φ = 7588713290808.

The previous prime is 8221106065171. The next prime is 8221106065213. The reversal of 8221106065211 is 1125606011228.

It is not a de Polignac number, because 8221106065211 - 2¹⁸ = 8221105803067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8221106065213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24322798841 + ... + 24322799178.

It is an arithmetic number, because the mean of its divisors is an integer number (1483690739610).

Almost surely, 2^{8221106065211} is an apocalyptic number.

8221106065211 is a deficient number, since it is larger than the sum of its proper divisors (681038372449).

8221106065211 is a wasteful number, since it uses less digits than its factorization.

8221106065211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48645598045 (or 48645598032 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 8221106065211 in words is "eight trillion, two hundred twenty-one billion, one hundred six million, sixty-five thousand, two hundred eleven".