13123310232443 has 2 divisors, whose sum is σ = 13123310232444. Its totient is φ = 13123310232442.

The previous prime is 13123310232379. The next prime is 13123310232449. The reversal of 13123310232443 is 34423201332131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13123310232443 - 2⁶ = 13123310232379 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13123310232449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6561655116221 + 6561655116222.

It is an arithmetic number, because the mean of its divisors is an integer number (6561655116222).

Almost surely, 2^{13123310232443} is an apocalyptic number.

13123310232443 is a deficient number, since it is larger than the sum of its proper divisors (1).

13123310232443 is an equidigital number, since it uses as much as digits as its factorization.

13123310232443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 13123310232443 its reverse (34423201332131), we get a palindrome (47546511564574).

The spelling of 13123310232443 in words is "thirteen trillion, one hundred twenty-three billion, three hundred ten million, two hundred thirty-two thousand, four hundred forty-three".