13313323303013 has 4 divisors (see below), whose sum is σ = 13772403416940. Its totient is φ = 12854243189088.

The previous prime is 13313323303003. The next prime is 13313323303037. The reversal of 13313323303013 is 31030332331331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4657382661409 + 8655940641604 = 2158097^2 + 2942098^2 .

It is a cyclic number.

It is not a de Polignac number, because 13313323303013 - 2¹² = 13313323298917 is a prime.

It is a super-3 number, since 3×13313323303013³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 459080113897 = 13313323303013 / (1 + 3 + 3 + 1 + 3 + 3 + 2 + 3 + 3 + 0 + 3 + 0 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313323303003) 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, 229540056920 + ... + 229540056977.

It is an arithmetic number, because the mean of its divisors is an integer number (3443100854235).

Almost surely, 2^{13313323303013} is an apocalyptic number.

It is an amenable number.

13313323303013 is a deficient number, since it is larger than the sum of its proper divisors (459080113927).

13313323303013 is an equidigital number, since it uses as much as digits as its factorization.

13313323303013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459080113926.

The product of its (nonzero) digits is 13122, while the sum is 29.

Adding to 13313323303013 its reverse (31030332331331), we get a palindrome (44343655634344).

The spelling of 13313323303013 in words is "thirteen trillion, three hundred thirteen billion, three hundred twenty-three million, three hundred three thousand, thirteen".