13023020123 has 2 divisors, whose sum is σ = 13023020124. Its totient is φ = 13023020122.

The previous prime is 13023020107. The next prime is 13023020159. The reversal of 13023020123 is 32102032031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13023020123 - 2⁴ = 13023020107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13023020173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511510061 + 6511510062.

It is an arithmetic number, because the mean of its divisors is an integer number (6511510062).

Almost surely, 2^13023020123 is an apocalyptic number.

13023020123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13023020123 is an equidigital number, since it uses as much as digits as its factorization.

13023020123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13023020123 its reverse (32102032031), we get a palindrome (45125052154).

The spelling of 13023020123 in words is "thirteen billion, twenty-three million, twenty thousand, one hundred twenty-three".