2103042320103 has 16 divisors (see below), whose sum is σ = 2805255573120. Its totient is φ = 1401428787936.

The previous prime is 2103042320087. The next prime is 2103042320131. The reversal of 2103042320103 is 3010232403012.

It is not a de Polignac number, because 2103042320103 - 2⁴ = 2103042320087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2103042320103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103042320303) 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, 78843853 + ... + 78870521.

It is an arithmetic number, because the mean of its divisors is an integer number (175328473320).

Almost surely, 2^{2103042320103} is an apocalyptic number.

2103042320103 is a deficient number, since it is larger than the sum of its proper divisors (702213253017).

2103042320103 is a wasteful number, since it uses less digits than its factorization.

2103042320103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36926.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2103042320103 its reverse (3010232403012), we get a palindrome (5113274723115).

The spelling of 2103042320103 in words is "two trillion, one hundred three billion, forty-two million, three hundred twenty thousand, one hundred three".