2123322103 has 4 divisors (see below), whose sum is σ = 2426653840. Its totient is φ = 1819990368.

The previous prime is 2123322079. The next prime is 2123322163. The reversal of 2123322103 is 3012233212.

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

It is a de Polignac number, because none of the positive numbers 2^k-2123322103 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 (2123322163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151665858 + ... + 151665871.

It is an arithmetic number, because the mean of its divisors is an integer number (606663460).

Almost surely, 2^2123322103 is an apocalyptic number.

2123322103 is a deficient number, since it is larger than the sum of its proper divisors (303331737).

2123322103 is an equidigital number, since it uses as much as digits as its factorization.

2123322103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303331736.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2123322103 is about 46079.5193442814. The cubic root of 2123322103 is about 1285.3023261762.

Adding to 2123322103 its reverse (3012233212), we get a palindrome (5135555315).

The spelling of 2123322103 in words is "two billion, one hundred twenty-three million, three hundred twenty-two thousand, one hundred three".