13120140344323 has 2 divisors, whose sum is σ = 13120140344324. Its totient is φ = 13120140344322.

The previous prime is 13120140344299. The next prime is 13120140344371. The reversal of 13120140344323 is 32344304102131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13120140344323 - 2³⁷ = 12982701390851 is a prime.

It is not a weakly prime, because it can be changed into another prime (13120140344383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560070172161 + 6560070172162.

It is an arithmetic number, because the mean of its divisors is an integer number (6560070172162).

Almost surely, 2^{13120140344323} is an apocalyptic number.

13120140344323 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120140344323 is an equidigital number, since it uses as much as digits as its factorization.

13120140344323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 13120140344323 its reverse (32344304102131), we get a palindrome (45464444446454).

The spelling of 13120140344323 in words is "thirteen trillion, one hundred twenty billion, one hundred forty million, three hundred forty-four thousand, three hundred twenty-three".