313220220301 has 2 divisors, whose sum is σ = 313220220302. Its totient is φ = 313220220300.

The previous prime is 313220220289. The next prime is 313220220323. The reversal of 313220220301 is 103022022313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183295296900 + 129924923401 = 428130^2 + 360451^2 .

It is a cyclic number.

It is not a de Polignac number, because 313220220301 - 2⁹ = 313220219789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313220220361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156610110150 + 156610110151.

It is an arithmetic number, because the mean of its divisors is an integer number (156610110151).

Almost surely, 2^313220220301 is an apocalyptic number.

It is an amenable number.

313220220301 is a deficient number, since it is larger than the sum of its proper divisors (1).

313220220301 is an equidigital number, since it uses as much as digits as its factorization.

313220220301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 313220220301 its reverse (103022022313), we get a palindrome (416242242614).

The spelling of 313220220301 in words is "three hundred thirteen billion, two hundred twenty million, two hundred twenty thousand, three hundred one".