2103343530 has 96 divisors (see below), whose sum is σ = 5464034496. Its totient is φ = 516389376.

The previous prime is 2103343511. The next prime is 2103343553. The reversal of 2103343530 is 353433012.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2103343530.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1125657 + ... + 1127523.

It is an arithmetic number, because the mean of its divisors is an integer number (56917026).

Almost surely, 2^2103343530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103343530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2732017248).

2103343530 is an abundant number, since it is smaller than the sum of its proper divisors (3360690966).

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

2103343530 is a wasteful number, since it uses less digits than its factorization.

2103343530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 2103343530 is about 45862.2233434010. The cubic root of 2103343530 is about 1281.2584323696.

Adding to 2103343530 its reverse (353433012), we get a palindrome (2456776542).

The spelling of 2103343530 in words is "two billion, one hundred three million, three hundred forty-three thousand, five hundred thirty".