1313320013331 has 8 divisors (see below), whose sum is σ = 1753502010624. Its totient is φ = 874342345800.

The previous prime is 1313320013311. The next prime is 1313320013347. The reversal of 1313320013331 is 1333100233131.

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

It is not a de Polignac number, because 1313320013331 - 2¹³ = 1313320005139 is a prime.

It is a super-2 number, since 2×1313320013331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1313320013311) 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, 301079895 + ... + 301084256.

It is an arithmetic number, because the mean of its divisors is an integer number (219187751328).

Almost surely, 2^{1313320013331} is an apocalyptic number.

1313320013331 is a deficient number, since it is larger than the sum of its proper divisors (440181997293).

1313320013331 is an equidigital number, since it uses as much as digits as its factorization.

1313320013331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602164881.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1313320013331 its reverse (1333100233131), we get a palindrome (2646420246462).

The spelling of 1313320013331 in words is "one trillion, three hundred thirteen billion, three hundred twenty million, thirteen thousand, three hundred thirty-one".