320221143221211 has 12 divisors (see below), whose sum is σ = 462860425736280. Its totient is φ = 213333635493600.

The previous prime is 320221143221051. The next prime is 320221143221219. The reversal of 320221143221211 is 112122341122023.

320221143221211 is a `hidden beast` number, since 3 + 2 + 0 + 2 + 2 + 1 + 1 + 432 + 212 + 11 = 666.

It is not a de Polignac number, because 320221143221211 - 2¹¹ = 320221143219163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320221143221219) 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 11 ways as a sum of consecutive naturals, for example, 12260540706 + ... + 12260566823.

It is an arithmetic number, because the mean of its divisors is an integer number (38571702144690).

Almost surely, 2^{320221143221211} is an apocalyptic number.

320221143221211 is a deficient number, since it is larger than the sum of its proper divisors (142639282515069).

320221143221211 is a wasteful number, since it uses less digits than its factorization.

320221143221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24521108986 (or 24521108983 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 320221143221211 its reverse (112122341122023), we get a palindrome (432343484343234).

The spelling of 320221143221211 in words is "three hundred twenty trillion, two hundred twenty-one billion, one hundred forty-three million, two hundred twenty-one thousand, two hundred eleven".