1313330320423 has 8 divisors (see below), whose sum is σ = 1432984499856. Its totient is φ = 1193719560000.

The previous prime is 1313330320403. The next prime is 1313330320483. The reversal of 1313330320423 is 3240230333131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1313330320423 - 2⁵ = 1313330320391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313330320391 and 1313330320400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313330320403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10791486 + ... + 10912507.

It is an arithmetic number, because the mean of its divisors is an integer number (179123062482).

Almost surely, 2^{1313330320423} is an apocalyptic number.

1313330320423 is a deficient number, since it is larger than the sum of its proper divisors (119654179433).

1313330320423 is a wasteful number, since it uses less digits than its factorization.

1313330320423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21709505.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 1313330320423 its reverse (3240230333131), we get a palindrome (4553560653554).

The spelling of 1313330320423 in words is "one trillion, three hundred thirteen billion, three hundred thirty million, three hundred twenty thousand, four hundred twenty-three".