13234998121 has 2 divisors, whose sum is σ = 13234998122. Its totient is φ = 13234998120.

The previous prime is 13234998061. The next prime is 13234998187. The reversal of 13234998121 is 12189943231.

13234998121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6961566096 + 6273432025 = 83436^2 + 79205^2 .

It is an emirp because it is prime and its reverse (12189943231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13234998121 - 2²⁹ = 12698127209 is a prime.

It is not a weakly prime, because it can be changed into another prime (13234998521) 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, 6617499060 + 6617499061.

It is an arithmetic number, because the mean of its divisors is an integer number (6617499061).

Almost surely, 2^13234998121 is an apocalyptic number.

It is an amenable number.

13234998121 is a deficient number, since it is larger than the sum of its proper divisors (1).

13234998121 is an equidigital number, since it uses as much as digits as its factorization.

13234998121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 43.

The spelling of 13234998121 in words is "thirteen billion, two hundred thirty-four million, nine hundred ninety-eight thousand, one hundred twenty-one".