13320121009999 has 8 divisors (see below), whose sum is σ = 13507819130880. Its totient is φ = 13132425411000.

The previous prime is 13320121009967. The next prime is 13320121010057. The reversal of 13320121009999 is 99990012102331.

13320121009999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13320121009999 - 2⁵ = 13320121009967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320121009399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11692662 + ... + 12781180.

It is an arithmetic number, because the mean of its divisors is an integer number (1688477391360).

Almost surely, 2^{13320121009999} is an apocalyptic number.

13320121009999 is a deficient number, since it is larger than the sum of its proper divisors (187698120881).

13320121009999 is a wasteful number, since it uses less digits than its factorization.

13320121009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260941.

The product of its (nonzero) digits is 236196, while the sum is 49.

The spelling of 13320121009999 in words is "thirteen trillion, three hundred twenty billion, one hundred twenty-one million, nine thousand, nine hundred ninety-nine".