13321203212423 has 2 divisors, whose sum is σ = 13321203212424. Its totient is φ = 13321203212422.

The previous prime is 13321203212417. The next prime is 13321203212437. The reversal of 13321203212423 is 32421230212331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13321203212423 - 2¹⁴ = 13321203196039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13321203212453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660601606211 + 6660601606212.

It is an arithmetic number, because the mean of its divisors is an integer number (6660601606212).

Almost surely, 2^{13321203212423} is an apocalyptic number.

13321203212423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321203212423 is an equidigital number, since it uses as much as digits as its factorization.

13321203212423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 13321203212423 its reverse (32421230212331), we get a palindrome (45742433424754).

The spelling of 13321203212423 in words is "thirteen trillion, three hundred twenty-one billion, two hundred three million, two hundred twelve thousand, four hundred twenty-three".