13320404121 has 8 divisors (see below), whose sum is σ = 17761603104. Its totient is φ = 8879737280.

The previous prime is 13320404117. The next prime is 13320404129. The reversal of 13320404121 is 12140402331.

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 13320404121 - 2² = 13320404117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13320404129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70416 + ... + 177761.

It is an arithmetic number, because the mean of its divisors is an integer number (2220200388).

Almost surely, 2^13320404121 is an apocalyptic number.

It is an amenable number.

13320404121 is a deficient number, since it is larger than the sum of its proper divisors (4441198983).

13320404121 is a wasteful number, since it uses less digits than its factorization.

13320404121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266071.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13320404121 its reverse (12140402331), we get a palindrome (25460806452).

The spelling of 13320404121 in words is "thirteen billion, three hundred twenty million, four hundred four thousand, one hundred twenty-one".