1313321321201 has 8 divisors (see below), whose sum is σ = 1355756281440. Its totient is φ = 1271426933952.

The previous prime is 1313321321189. The next prime is 1313321321251. The reversal of 1313321321201 is 1021231233131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313321321201 is a prime.

It is a super-2 number, since 2×1313321321201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313321321251) 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, 135138311 + ... + 135148028.

It is an arithmetic number, because the mean of its divisors is an integer number (169469535180).

Almost surely, 2^{1313321321201} is an apocalyptic number.

It is an amenable number.

1313321321201 is a deficient number, since it is larger than the sum of its proper divisors (42434960239).

1313321321201 is a wasteful number, since it uses less digits than its factorization.

1313321321201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270286495.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1313321321201 its reverse (1021231233131), we get a palindrome (2334552554332).

The spelling of 1313321321201 in words is "one trillion, three hundred thirteen billion, three hundred twenty-one million, three hundred twenty-one thousand, two hundred one".