2113431332343 has 16 divisors (see below), whose sum is σ = 2937263187840. Its totient is φ = 1350413561376.

The previous prime is 2113431332303. The next prime is 2113431332407. The reversal of 2113431332343 is 3432331343112.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2113431332343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113431332303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142081533 + ... + 142096406.

It is an arithmetic number, because the mean of its divisors is an integer number (183578949240).

Almost surely, 2^{2113431332343} is an apocalyptic number.

2113431332343 is a deficient number, since it is larger than the sum of its proper divisors (823831855497).

2113431332343 is a wasteful number, since it uses less digits than its factorization.

2113431332343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284178046.

The product of its digits is 46656, while the sum is 33.

Adding to 2113431332343 its reverse (3432331343112), we get a palindrome (5545762675455).

The spelling of 2113431332343 in words is "two trillion, one hundred thirteen billion, four hundred thirty-one million, three hundred thirty-two thousand, three hundred forty-three".