2111343124103 has 16 divisors (see below), whose sum is σ = 2308792469760. Its totient is φ = 1922096217600.

The previous prime is 2111343124081. The next prime is 2111343124109. The reversal of 2111343124103 is 3014213431112.

It is a cyclic number.

It is not a de Polignac number, because 2111343124103 - 2⁸ = 2111343123847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111343124109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82013 + ... + 2056553.

It is an arithmetic number, because the mean of its divisors is an integer number (144299529360).

Almost surely, 2^{2111343124103} is an apocalyptic number.

2111343124103 is a deficient number, since it is larger than the sum of its proper divisors (197449345657).

2111343124103 is a wasteful number, since it uses less digits than its factorization.

2111343124103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976618.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 2111343124103 its reverse (3014213431112), we get a palindrome (5125556555215).

The spelling of 2111343124103 in words is "two trillion, one hundred eleven billion, three hundred forty-three million, one hundred twenty-four thousand, one hundred three".