13220313053205 has 8 divisors (see below), whose sum is σ = 21152500885152. Its totient is φ = 7050833628368.

The previous prime is 13220313053179. The next prime is 13220313053293. The reversal of 13220313053205 is 50235031302231.

It is a happy number.

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 13220313053205 - 2¹⁷ = 13220312922133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440677101759 + ... + 440677101788.

It is an arithmetic number, because the mean of its divisors is an integer number (2644062610644).

Almost surely, 2^{13220313053205} is an apocalyptic number.

13220313053205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13220313053205 is a deficient number, since it is larger than the sum of its proper divisors (7932187831947).

13220313053205 is an equidigital number, since it uses as much as digits as its factorization.

13220313053205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881354203555.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 13220313053205 its reverse (50235031302231), we get a palindrome (63455344355436).

The spelling of 13220313053205 in words is "thirteen trillion, two hundred twenty billion, three hundred thirteen million, fifty-three thousand, two hundred five".