2103123320 has 16 divisors (see below), whose sum is σ = 4732027560. Its totient is φ = 841249312.

The previous prime is 2103123313. The next prime is 2103123349. The reversal of 2103123320 is 233213012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26289002 + ... + 26289081.

Almost surely, 2^2103123320 is an apocalyptic number.

2103123320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103123320 is an abundant number, since it is smaller than the sum of its proper divisors (2628904240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2103123320 is a wasteful number, since it uses less digits than its factorization.

2103123320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52578094 (or 52578090 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2103123320 is about 45859.8225029273. The cubic root of 2103123320 is about 1281.2137169341.

Adding to 2103123320 its reverse (233213012), we get a palindrome (2336336332).

The spelling of 2103123320 in words is "two billion, one hundred three million, one hundred twenty-three thousand, three hundred twenty".