13103120310221 has 8 divisors (see below), whose sum is σ = 13406956841760. Its totient is φ = 12802008770352.

The previous prime is 13103120310211. The next prime is 13103120310233. The reversal of 13103120310221 is 12201302130131.

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 a de Polignac number, because none of the positive numbers 2^k-13103120310221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13103120310193 and 13103120310202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103120310211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681238190 + ... + 681257423.

It is an arithmetic number, because the mean of its divisors is an integer number (1675869605220).

Almost surely, 2^{13103120310221} is an apocalyptic number.

It is an amenable number.

13103120310221 is a deficient number, since it is larger than the sum of its proper divisors (303836531539).

13103120310221 is a wasteful number, since it uses less digits than its factorization.

13103120310221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362495835.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 13103120310221 its reverse (12201302130131), we get a palindrome (25304422440352).

The spelling of 13103120310221 in words is "thirteen trillion, one hundred three billion, one hundred twenty million, three hundred ten thousand, two hundred twenty-one".