13320123201389 has 2 divisors, whose sum is σ = 13320123201390. Its totient is φ = 13320123201388.

The previous prime is 13320123201293. The next prime is 13320123201391. The reversal of 13320123201389 is 98310232102331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12121225218025 + 1198897983364 = 3481555^2 + 1094942^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13320123201389 is a prime.

Together with 13320123201391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13320123203389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660061600694 + 6660061600695.

It is an arithmetic number, because the mean of its divisors is an integer number (6660061600695).

Almost surely, 2^{13320123201389} is an apocalyptic number.

It is an amenable number.

13320123201389 is a deficient number, since it is larger than the sum of its proper divisors (1).

13320123201389 is an equidigital number, since it uses as much as digits as its factorization.

13320123201389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 13320123201389 in words is "thirteen trillion, three hundred twenty billion, one hundred twenty-three million, two hundred one thousand, three hundred eighty-nine".