313100441243 has 2 divisors, whose sum is σ = 313100441244. Its totient is φ = 313100441242.

The previous prime is 313100441141. The next prime is 313100441263. The reversal of 313100441243 is 342144001313.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313100441243 - 2³⁶ = 244380964507 is a prime.

It is a super-2 number, since 2×313100441243² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (313100441263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156550220621 + 156550220622.

It is an arithmetic number, because the mean of its divisors is an integer number (156550220622).

Almost surely, 2^313100441243 is an apocalyptic number.

313100441243 is a deficient number, since it is larger than the sum of its proper divisors (1).

313100441243 is an equidigital number, since it uses as much as digits as its factorization.

313100441243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 313100441243 its reverse (342144001313), we get a palindrome (655244442556).

The spelling of 313100441243 in words is "three hundred thirteen billion, one hundred million, four hundred forty-one thousand, two hundred forty-three".