2103111340043 has 16 divisors (see below), whose sum is σ = 2409947816640. Its totient is φ = 1797873687936.

The previous prime is 2103111339821. The next prime is 2103111340049. The reversal of 2103111340043 is 3400431113012.

It is a cyclic number.

It is not a de Polignac number, because 2103111340043 - 2¹⁴ = 2103111323659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2103111340049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38892821 + ... + 38946857.

It is an arithmetic number, because the mean of its divisors is an integer number (150621738540).

Almost surely, 2^{2103111340043} is an apocalyptic number.

2103111340043 is a deficient number, since it is larger than the sum of its proper divisors (306836476597).

2103111340043 is a wasteful number, since it uses less digits than its factorization.

2103111340043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68726.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2103111340043 its reverse (3400431113012), we get a palindrome (5503542453055).

The spelling of 2103111340043 in words is "two trillion, one hundred three billion, one hundred eleven million, three hundred forty thousand, forty-three".