13313320201993 has 4 divisors (see below), whose sum is σ = 15215223088000. Its totient is φ = 11411417315988.

The previous prime is 13313320201913. The next prime is 13313320202053. The reversal of 13313320201993 is 39910202331331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13313320201993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13313320201913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950951442993 + ... + 950951443006.

It is an arithmetic number, because the mean of its divisors is an integer number (3803805772000).

Almost surely, 2^{13313320201993} is an apocalyptic number.

It is an amenable number.

13313320201993 is a deficient number, since it is larger than the sum of its proper divisors (1901902886007).

13313320201993 is an equidigital number, since it uses as much as digits as its factorization.

13313320201993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901902886006.

The product of its (nonzero) digits is 78732, while the sum is 40.

The spelling of 13313320201993 in words is "thirteen trillion, three hundred thirteen billion, three hundred twenty million, two hundred one thousand, nine hundred ninety-three".