3221312313211 has 8 divisors (see below), whose sum is σ = 3257194383824. Its totient is φ = 3185624725920.

The previous prime is 3221312313203. The next prime is 3221312313223. The reversal of 3221312313211 is 1123132131223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3221312313211 - 2³ = 3221312313203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221312313281) 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 7 ways as a sum of consecutive naturals, for example, 48587520 + ... + 48653773.

It is an arithmetic number, because the mean of its divisors is an integer number (407149297978).

Almost surely, 2^{3221312313211} is an apocalyptic number.

3221312313211 is a deficient number, since it is larger than the sum of its proper divisors (35882070613).

3221312313211 is a wasteful number, since it uses less digits than its factorization.

3221312313211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97241661.

The product of its digits is 1296, while the sum is 25.

Adding to 3221312313211 its reverse (1123132131223), we get a palindrome (4344444444434).

The spelling of 3221312313211 in words is "three trillion, two hundred twenty-one billion, three hundred twelve million, three hundred thirteen thousand, two hundred eleven".