13121323012027 has 2 divisors, whose sum is σ = 13121323012028. Its totient is φ = 13121323012026.

The previous prime is 13121323011997. The next prime is 13121323012043. The reversal of 13121323012027 is 72021032312131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13121323012027 - 2⁷ = 13121323011899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13121323011986 and 13121323012004.

It is not a weakly prime, because it can be changed into another prime (13121323012097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560661506013 + 6560661506014.

It is an arithmetic number, because the mean of its divisors is an integer number (6560661506014).

Almost surely, 2^{13121323012027} is an apocalyptic number.

13121323012027 is a deficient number, since it is larger than the sum of its proper divisors (1).

13121323012027 is an equidigital number, since it uses as much as digits as its factorization.

13121323012027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 13121323012027 its reverse (72021032312131), we get a palindrome (85142355324158).

The spelling of 13121323012027 in words is "thirteen trillion, one hundred twenty-one billion, three hundred twenty-three million, twelve thousand, twenty-seven".