2103304340 has 24 divisors (see below), whose sum is σ = 4429609800. Its totient is φ = 838908288.

The previous prime is 2103304327. The next prime is 2103304363. The reversal of 2103304340 is 434033012.

It can be written as a sum of positive squares in 4 ways, for example, as 825527824 + 1277776516 = 28732^2 + 35746^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143687 + ... + 157646.

It is an arithmetic number, because the mean of its divisors is an integer number (184567075).

Almost surely, 2^2103304340 is an apocalyptic number.

2103304340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103304340 is an abundant number, since it is smaller than the sum of its proper divisors (2326305460).

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

2103304340 is a wasteful number, since it uses less digits than its factorization.

2103304340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301691 (or 301689 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2103304340 is about 45861.7960834505. The cubic root of 2103304340 is about 1281.2504747490.

Adding to 2103304340 its reverse (434033012), we get a palindrome (2537337352).

The spelling of 2103304340 in words is "two billion, one hundred three million, three hundred four thousand, three hundred forty".