13122113366 has 4 divisors (see below), whose sum is σ = 19683170052. Its totient is φ = 6561056682.

The previous prime is 13122113309. The next prime is 13122113383. The reversal of 13122113366 is 66331122131.

13122113366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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, 3280528340 + ... + 3280528343.

It is an arithmetic number, because the mean of its divisors is an integer number (4920792513).

Almost surely, 2^13122113366 is an apocalyptic number.

13122113366 is a deficient number, since it is larger than the sum of its proper divisors (6561056686).

13122113366 is an equidigital number, since it uses as much as digits as its factorization.

13122113366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6561056685.

The product of its digits is 3888, while the sum is 29.

Adding to 13122113366 its reverse (66331122131), we get a palindrome (79453235497).

The spelling of 13122113366 in words is "thirteen billion, one hundred twenty-two million, one hundred thirteen thousand, three hundred sixty-six".