3120202313 has 2 divisors, whose sum is σ = 3120202314. Its totient is φ = 3120202312.

The previous prime is 3120202303. The next prime is 3120202331. The reversal of 3120202313 is 3132020213.

3120202313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (3120202331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3017524624 + 102677689 = 54932^2 + 10133^2 .

It is a cyclic number.

It is not a de Polignac number, because 3120202313 - 2¹⁸ = 3119940169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3120202291 and 3120202300.

It is not a weakly prime, because it can be changed into another prime (3120202303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560101156 + 1560101157.

It is an arithmetic number, because the mean of its divisors is an integer number (1560101157).

Almost surely, 2^3120202313 is an apocalyptic number.

It is an amenable number.

3120202313 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120202313 is an equidigital number, since it uses as much as digits as its factorization.

3120202313 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.

The square root of 3120202313 is about 55858.7711375752. The cubic root of 3120202313 is about 1461.2602980578.

Adding to 3120202313 its reverse (3132020213), we get a palindrome (6252222526).

The spelling of 3120202313 in words is "three billion, one hundred twenty million, two hundred two thousand, three hundred thirteen".