1313001300221 has 8 divisors (see below), whose sum is σ = 1414026188064. Its totient is φ = 1211979953520.

The previous prime is 1313001300179. The next prime is 1313001300227. The reversal of 1313001300221 is 1220031003131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313001300221 - 2⁶ = 1313001300157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313001300221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313001300227) 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, 88631 + ... + 1622916.

It is an arithmetic number, because the mean of its divisors is an integer number (176753273508).

Almost surely, 2^{1313001300221} is an apocalyptic number.

It is an amenable number.

1313001300221 is a deficient number, since it is larger than the sum of its proper divisors (101024887843).

1313001300221 is a wasteful number, since it uses less digits than its factorization.

1313001300221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770571.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1313001300221 its reverse (1220031003131), we get a palindrome (2533032303352).

The spelling of 1313001300221 in words is "one trillion, three hundred thirteen billion, one million, three hundred thousand, two hundred twenty-one".