313213230431441 has 4 divisors (see below), whose sum is σ = 321678452875572. Its totient is φ = 304748007987312.

The previous prime is 313213230431411. The next prime is 313213230431467. The reversal of 313213230431441 is 144134032312313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 303285847330816 + 9927383100625 = 17415104^2 + 3150775^2 .

It is a cyclic number.

It is not a de Polignac number, because 313213230431441 - 2⁴² = 308815183920337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313213230431401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4232611222010 + ... + 4232611222083.

It is an arithmetic number, because the mean of its divisors is an integer number (80419613218893).

Almost surely, 2^{313213230431441} is an apocalyptic number.

It is an amenable number.

313213230431441 is a deficient number, since it is larger than the sum of its proper divisors (8465222444131).

313213230431441 is an equidigital number, since it uses as much as digits as its factorization.

313213230431441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8465222444130.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 313213230431441 its reverse (144134032312313), we get a palindrome (457347262743754).

The spelling of 313213230431441 in words is "three hundred thirteen trillion, two hundred thirteen billion, two hundred thirty million, four hundred thirty-one thousand, four hundred forty-one".