1313020301321 has 16 divisors (see below), whose sum is σ = 1435195791360. Its totient is φ = 1195843146240.

The previous prime is 1313020301267. The next prime is 1313020301363. The reversal of 1313020301321 is 1231030203131.

It is a cyclic number.

It is not a de Polignac number, because 1313020301321 - 2¹⁴ = 1313020284937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313020301293 and 1313020301302.

It is not an unprimeable number, because it can be changed into a prime (1313022301321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9161405 + ... + 9303621.

It is an arithmetic number, because the mean of its divisors is an integer number (89699736960).

Almost surely, 2^{1313020301321} is an apocalyptic number.

It is an amenable number.

1313020301321 is a deficient number, since it is larger than the sum of its proper divisors (122175490039).

1313020301321 is a wasteful number, since it uses less digits than its factorization.

1313020301321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159784.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1313020301321 its reverse (1231030203131), we get a palindrome (2544050504452).

The spelling of 1313020301321 in words is "one trillion, three hundred thirteen billion, twenty million, three hundred one thousand, three hundred twenty-one".