2112344412103 has 2 divisors, whose sum is σ = 2112344412104. Its totient is φ = 2112344412102.

The previous prime is 2112344412089. The next prime is 2112344412107. The reversal of 2112344412103 is 3012144432112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112344412103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112344412107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056172206051 + 1056172206052.

It is an arithmetic number, because the mean of its divisors is an integer number (1056172206052).

Almost surely, 2^{2112344412103} is an apocalyptic number.

2112344412103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112344412103 is an equidigital number, since it uses as much as digits as its factorization.

2112344412103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 2112344412103 its reverse (3012144432112), we get a palindrome (5124488844215).

The spelling of 2112344412103 in words is "two trillion, one hundred twelve billion, three hundred forty-four million, four hundred twelve thousand, one hundred three".