13323121322123 has 2 divisors, whose sum is σ = 13323121322124. Its totient is φ = 13323121322122.

The previous prime is 13323121322023. The next prime is 13323121322141. The reversal of 13323121322123 is 32122312132331.

13323121322123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13323121322123 - 2¹⁶ = 13323121256587 is a prime.

It is not a weakly prime, because it can be changed into another prime (13323121322153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661560661061 + 6661560661062.

It is an arithmetic number, because the mean of its divisors is an integer number (6661560661062).

Almost surely, 2^{13323121322123} is an apocalyptic number.

13323121322123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323121322123 is an equidigital number, since it uses as much as digits as its factorization.

13323121322123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

Adding to 13323121322123 its reverse (32122312132331), we get a palindrome (45445433454454).

The spelling of 13323121322123 in words is "thirteen trillion, three hundred twenty-three billion, one hundred twenty-one million, three hundred twenty-two thousand, one hundred twenty-three".