202311123113 has 24 divisors (see below), whose sum is σ = 225155929824. Its totient is φ = 181621235840.

The previous prime is 202311123109. The next prime is 202311123149. The reversal of 202311123113 is 311321113202.

It is a happy number.

202311123113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202311123113 - 2² = 202311123109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (202391123113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38190881 + ... + 38196177.

It is an arithmetic number, because the mean of its divisors is an integer number (9381497076).

Almost surely, 2^202311123113 is an apocalyptic number.

It is an amenable number.

202311123113 is a deficient number, since it is larger than the sum of its proper divisors (22844806711).

202311123113 is a wasteful number, since it uses less digits than its factorization.

202311123113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9205 (or 9194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 202311123113 its reverse (311321113202), we get a palindrome (513632236315).

The spelling of 202311123113 in words is "two hundred two billion, three hundred eleven million, one hundred twenty-three thousand, one hundred thirteen".