2103321123 has 12 divisors (see below), whose sum is σ = 3038555520. Its totient is φ = 1402017936.

The previous prime is 2103321097. The next prime is 2103321137. The reversal of 2103321123 is 3211233012.

2103321123 is a `hidden beast` number, since 210 + 332 + 1 + 123 = 666.

2103321123 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2103321123 - 2⁵ = 2103321091 is a prime.

It is a super-2 number, since 2×2103321123² = 8847919492915962258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2103321096 and 2103321105.

It is not an unprimeable number, because it can be changed into a prime (2103321023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83965 + ... + 106097.

It is an arithmetic number, because the mean of its divisors is an integer number (253212960).

Almost surely, 2^2103321123 is an apocalyptic number.

2103321123 is a deficient number, since it is larger than the sum of its proper divisors (935234397).

2103321123 is a wasteful number, since it uses less digits than its factorization.

2103321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32698 (or 32695 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2103321123 is about 45861.9790567306. The cubic root of 2103321123 is about 1281.2538825883.

Adding to 2103321123 its reverse (3211233012), we get a palindrome (5314554135).

The spelling of 2103321123 in words is "two billion, one hundred three million, three hundred twenty-one thousand, one hundred twenty-three".