310020311213 has 2 divisors, whose sum is σ = 310020311214. Its totient is φ = 310020311212.

The previous prime is 310020311179. The next prime is 310020311221. The reversal of 310020311213 is 312113020013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297005380324 + 13014930889 = 544982^2 + 114083^2 .

It is a cyclic number.

It is not a de Polignac number, because 310020311213 - 2²⁴ = 310003533997 is a prime.

It is a super-2 number, since 2×310020311213² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 310020311191 and 310020311200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310020311233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155010155606 + 155010155607.

It is an arithmetic number, because the mean of its divisors is an integer number (155010155607).

Almost surely, 2^310020311213 is an apocalyptic number.

It is an amenable number.

310020311213 is a deficient number, since it is larger than the sum of its proper divisors (1).

310020311213 is an equidigital number, since it uses as much as digits as its factorization.

310020311213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 310020311213 its reverse (312113020013), we get a palindrome (622133331226).

The spelling of 310020311213 in words is "three hundred ten billion, twenty million, three hundred eleven thousand, two hundred thirteen".