2123140103 has 16 divisors (see below), whose sum is σ = 2467183680. Its totient is φ = 1789433856.

The previous prime is 2123140099. The next prime is 2123140109. The reversal of 2123140103 is 3010413212.

It is not a de Polignac number, because 2123140103 - 2² = 2123140099 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 (2123140109) 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, 166043 + ... + 178371.

It is an arithmetic number, because the mean of its divisors is an integer number (154198980).

Almost surely, 2^2123140103 is an apocalyptic number.

2123140103 is a deficient number, since it is larger than the sum of its proper divisors (344043577).

2123140103 is a wasteful number, since it uses less digits than its factorization.

2123140103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12746.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2123140103 is about 46077.5444549729. The cubic root of 2123140103 is about 1285.2656020091.

Adding to 2123140103 its reverse (3010413212), we get a palindrome (5133553315).

The spelling of 2123140103 in words is "two billion, one hundred twenty-three million, one hundred forty thousand, one hundred three".