3221100120313 has 4 divisors (see below), whose sum is σ = 3226531992948. Its totient is φ = 3215668247680.

The previous prime is 3221100120269. The next prime is 3221100120353. The reversal of 3221100120313 is 3130210011223.

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 2287377958464 + 933722161849 = 1512408^2 + 966293^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221100120313 - 2²⁹ = 3220563249401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221100120353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2715935428 + ... + 2715936613.

It is an arithmetic number, because the mean of its divisors is an integer number (806632998237).

Almost surely, 2^{3221100120313} is an apocalyptic number.

It is an amenable number.

3221100120313 is a deficient number, since it is larger than the sum of its proper divisors (5431872635).

3221100120313 is an equidigital number, since it uses as much as digits as its factorization.

3221100120313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5431872634.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3221100120313 its reverse (3130210011223), we get a palindrome (6351310131536).

The spelling of 3221100120313 in words is "three trillion, two hundred twenty-one billion, one hundred million, one hundred twenty thousand, three hundred thirteen".