338811111013 has 2 divisors, whose sum is σ = 338811111014. Its totient is φ = 338811111012.

The previous prime is 338811110993. The next prime is 338811111047. The reversal of 338811111013 is 310111118833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 308388076929 + 30423034084 = 555327^2 + 174422^2 .

It is a cyclic number.

It is not a de Polignac number, because 338811111013 - 2²⁵ = 338777556581 is a prime.

It is a super-2 number, since 2×338811111013² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338811111073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169405555506 + 169405555507.

It is an arithmetic number, because the mean of its divisors is an integer number (169405555507).

Almost surely, 2^338811111013 is an apocalyptic number.

It is an amenable number.

338811111013 is a deficient number, since it is larger than the sum of its proper divisors (1).

338811111013 is an equidigital number, since it uses as much as digits as its factorization.

338811111013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 31.

Adding to 338811111013 its reverse (310111118833), we get a palindrome (648922229846).

The spelling of 338811111013 in words is "three hundred thirty-eight billion, eight hundred eleven million, one hundred eleven thousand, thirteen".