122043310013 has 2 divisors, whose sum is σ = 122043310014. Its totient is φ = 122043310012.

The previous prime is 122043310001. The next prime is 122043310019. The reversal of 122043310013 is 310013340221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62761773529 + 59281536484 = 250523^2 + 243478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122043310013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122043310019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61021655006 + 61021655007.

It is an arithmetic number, because the mean of its divisors is an integer number (61021655007).

Almost surely, 2^122043310013 is an apocalyptic number.

It is an amenable number.

122043310013 is a deficient number, since it is larger than the sum of its proper divisors (1).

122043310013 is an equidigital number, since it uses as much as digits as its factorization.

122043310013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 122043310013 its reverse (310013340221), we get a palindrome (432056650234).

The spelling of 122043310013 in words is "one hundred twenty-two billion, forty-three million, three hundred ten thousand, thirteen".