2103003011123 has 4 divisors (see below), whose sum is σ = 2403432012720. Its totient is φ = 1802574009528.

The previous prime is 2103003011113. The next prime is 2103003011149. The reversal of 2103003011123 is 3211103003012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2103003011123 - 2⁴ = 2103003011107 is a prime.

It is a super-3 number, since 3×2103003011123³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103003011113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150214500788 + ... + 150214500801.

It is an arithmetic number, because the mean of its divisors is an integer number (600858003180).

Almost surely, 2^{2103003011123} is an apocalyptic number.

2103003011123 is a deficient number, since it is larger than the sum of its proper divisors (300429001597).

2103003011123 is an equidigital number, since it uses as much as digits as its factorization.

2103003011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300429001596.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2103003011123 its reverse (3211103003012), we get a palindrome (5314106014135).

The spelling of 2103003011123 in words is "two trillion, one hundred three billion, three million, eleven thousand, one hundred twenty-three".