13021301120999 has 4 divisors (see below), whose sum is σ = 13147721520336. Its totient is φ = 12894880721664.

The previous prime is 13021301120929. The next prime is 13021301121019. The reversal of 13021301120999 is 99902110312031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13021301120999 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 (13021301120909) 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, 63210199514 + ... + 63210199719.

It is an arithmetic number, because the mean of its divisors is an integer number (3286930380084).

Almost surely, 2^{13021301120999} is an apocalyptic number.

13021301120999 is a deficient number, since it is larger than the sum of its proper divisors (126420399337).

13021301120999 is a wasteful number, since it uses less digits than its factorization.

13021301120999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126420399336.

The product of its (nonzero) digits is 26244, while the sum is 41.

The spelling of 13021301120999 in words is "thirteen trillion, twenty-one billion, three hundred one million, one hundred twenty thousand, nine hundred ninety-nine".