310320200213 has 2 divisors, whose sum is σ = 310320200214. Its totient is φ = 310320200212.

The previous prime is 310320200189. The next prime is 310320200221. The reversal of 310320200213 is 312002023013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227435517604 + 82884682609 = 476902^2 + 287897^2 .

It is a cyclic number.

It is not a de Polignac number, because 310320200213 - 2³⁶ = 241600723477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 310320200191 and 310320200200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310320203213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155160100106 + 155160100107.

It is an arithmetic number, because the mean of its divisors is an integer number (155160100107).

Almost surely, 2^310320200213 is an apocalyptic number.

It is an amenable number.

310320200213 is a deficient number, since it is larger than the sum of its proper divisors (1).

310320200213 is an equidigital number, since it uses as much as digits as its factorization.

310320200213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 310320200213 its reverse (312002023013), we get a palindrome (622322223226).

The spelling of 310320200213 in words is "three hundred ten billion, three hundred twenty million, two hundred thousand, two hundred thirteen".