13102109123 has 2 divisors, whose sum is σ = 13102109124. Its totient is φ = 13102109122.

The previous prime is 13102109107. The next prime is 13102109149. The reversal of 13102109123 is 32190120131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13102109123 - 2⁴ = 13102109107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13102159123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551054561 + 6551054562.

It is an arithmetic number, because the mean of its divisors is an integer number (6551054562).

Almost surely, 2^13102109123 is an apocalyptic number.

13102109123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13102109123 is an equidigital number, since it uses as much as digits as its factorization.

13102109123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 13102109123 its reverse (32190120131), we get a palindrome (45292229254).

The spelling of 13102109123 in words is "thirteen billion, one hundred two million, one hundred nine thousand, one hundred twenty-three".