1312341022303 has 4 divisors (see below), whose sum is σ = 1313541701368. Its totient is φ = 1311140343240.

The previous prime is 1312341022277. The next prime is 1312341022319. The reversal of 1312341022303 is 3032201432131.

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

It is a cyclic number.

It is not a de Polignac number, because 1312341022303 - 2⁹ = 1312341021791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312341022103) 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, 600337893 + ... + 600340078.

It is an arithmetic number, because the mean of its divisors is an integer number (328385425342).

Almost surely, 2^{1312341022303} is an apocalyptic number.

1312341022303 is a deficient number, since it is larger than the sum of its proper divisors (1200679065).

1312341022303 is a wasteful number, since it uses less digits than its factorization.

1312341022303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200679064.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1312341022303 its reverse (3032201432131), we get a palindrome (4344542454434).

The spelling of 1312341022303 in words is "one trillion, three hundred twelve billion, three hundred forty-one million, twenty-two thousand, three hundred three".