13102110121 has 2 divisors, whose sum is σ = 13102110122. Its totient is φ = 13102110120.

The previous prime is 13102110097. The next prime is 13102110127. The reversal of 13102110121 is 12101120131.

It is a happy number.

13102110121 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 can be written as a sum of positive squares in only one way, i.e., 12329881600 + 772228521 = 111040^2 + 27789^2 .

It is a cyclic number.

It is not a de Polignac number, because 13102110121 - 2²³ = 13093721513 is a prime.

It is not a weakly prime, because it can be changed into another prime (13102110127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551055060 + 6551055061.

It is an arithmetic number, because the mean of its divisors is an integer number (6551055061).

Almost surely, 2^13102110121 is an apocalyptic number.

It is an amenable number.

13102110121 is a deficient number, since it is larger than the sum of its proper divisors (1).

13102110121 is an equidigital number, since it uses as much as digits as its factorization.

13102110121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 13102110121 its reverse (12101120131), we get a palindrome (25203230252).

The spelling of 13102110121 in words is "thirteen billion, one hundred two million, one hundred ten thousand, one hundred twenty-one".