13000302223121 has 8 divisors (see below), whose sum is σ = 13073505727560. Its totient is φ = 12927274057728.

The previous prime is 13000302223061. The next prime is 13000302223147. The reversal of 13000302223121 is 12132220300031.

It can be written as a sum of positive squares in 4 ways, for example, as 10973981290000 + 2026320933121 = 3312700^2 + 1423489^2 .

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 13000302223121 - 2³⁸ = 12725424316177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13000302223093 and 13000302223102.

It is not an unprimeable number, because it can be changed into a prime (13000302223021) 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, 43686056 + ... + 43982633.

It is an arithmetic number, because the mean of its divisors is an integer number (1634188215945).

Almost surely, 2^{13000302223121} is an apocalyptic number.

It is an amenable number.

13000302223121 is a deficient number, since it is larger than the sum of its proper divisors (73203504439).

13000302223121 is an equidigital number, since it uses as much as digits as its factorization.

13000302223121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87669523.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13000302223121 its reverse (12132220300031), we get a palindrome (25132522523152).

The spelling of 13000302223121 in words is "thirteen trillion, three hundred two million, two hundred twenty-three thousand, one hundred twenty-one".