2113330401243 has 12 divisors (see below), whose sum is σ = 3052716460768. Its totient is φ = 1408827809520.

The previous prime is 2113330401071. The next prime is 2113330401251. The reversal of 2113330401243 is 3421040333112.

It is a happy number.

2113330401243 is a `hidden beast` number, since 2 + 1 + 13 + 3 + 3 + 0 + 401 + 243 = 666.

It is not a de Polignac number, because 2113330401243 - 2²⁶ = 2113263292379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113330401263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4700128 + ... + 5130093.

Almost surely, 2^{2113330401243} is an apocalyptic number.

2113330401243 is a deficient number, since it is larger than the sum of its proper divisors (939386059525).

2113330401243 is a wasteful number, since it uses less digits than its factorization.

2113330401243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9854114 (or 9854111 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2113330401243 its reverse (3421040333112), we get a palindrome (5534370734355).

The spelling of 2113330401243 in words is "two trillion, one hundred thirteen billion, three hundred thirty million, four hundred one thousand, two hundred forty-three".