313100141344321 has 2 divisors, whose sum is σ = 313100141344322. Its totient is φ = 313100141344320.

The previous prime is 313100141344279. The next prime is 313100141344391. The reversal of 313100141344321 is 123443141001313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244660276224400 + 68439865119921 = 15641620^2 + 8272839^2 .

It is a cyclic number.

It is not a de Polignac number, because 313100141344321 - 2⁹ = 313100141343809 is a prime.

It is not a weakly prime, because it can be changed into another prime (313100141344391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156550070672160 + 156550070672161.

It is an arithmetic number, because the mean of its divisors is an integer number (156550070672161).

Almost surely, 2^{313100141344321} is an apocalyptic number.

It is an amenable number.

313100141344321 is a deficient number, since it is larger than the sum of its proper divisors (1).

313100141344321 is an equidigital number, since it uses as much as digits as its factorization.

313100141344321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 313100141344321 its reverse (123443141001313), we get a palindrome (436543282345634).

The spelling of 313100141344321 in words is "three hundred thirteen trillion, one hundred billion, one hundred forty-one million, three hundred forty-four thousand, three hundred twenty-one".