2112103443343 has 2 divisors, whose sum is σ = 2112103443344. Its totient is φ = 2112103443342.

The previous prime is 2112103443341. The next prime is 2112103443349. The reversal of 2112103443343 is 3433443012112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112103443343 - 2¹ = 2112103443341 is a prime.

It is a super-2 number, since 2×2112103443343² (a number of 25 digits) contains 22 as substring.

Together with 2112103443341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112103443341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056051721671 + 1056051721672.

It is an arithmetic number, because the mean of its divisors is an integer number (1056051721672).

Almost surely, 2^{2112103443343} is an apocalyptic number.

2112103443343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112103443343 is an equidigital number, since it uses as much as digits as its factorization.

2112103443343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 2112103443343 its reverse (3433443012112), we get a palindrome (5545546455455).

The spelling of 2112103443343 in words is "two trillion, one hundred twelve billion, one hundred three million, four hundred forty-three thousand, three hundred forty-three".