2113330431340 has 12 divisors (see below), whose sum is σ = 4437993905856. Its totient is φ = 845332172528.

The previous prime is 2113330431337. The next prime is 2113330431349. The reversal of 2113330431340 is 431340333112.

It is a junction number, because it is equal to n+sod(n) for n = 2113330431299 and 2113330431308.

It is not an unprimeable number, because it can be changed into a prime (2113330431349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52833260764 + ... + 52833260803.

It is an arithmetic number, because the mean of its divisors is an integer number (369832825488).

Almost surely, 2^{2113330431340} is an apocalyptic number.

2113330431340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113330431340 is an abundant number, since it is smaller than the sum of its proper divisors (2324663474516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113330431340 is a wasteful number, since it uses less digits than its factorization.

2113330431340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105666521576 (or 105666521574 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 2113330431340 its reverse (431340333112), we get a palindrome (2544670764452).

The spelling of 2113330431340 in words is "two trillion, one hundred thirteen billion, three hundred thirty million, four hundred thirty-one thousand, three hundred forty".