2103312300 has 144 divisors (see below), whose sum is σ = 6266932224. Its totient is φ = 544320000.

The previous prime is 2103312271. The next prime is 2103312313. The reversal of 2103312300 is 32133012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2103312300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3332985 + ... + 3333615.

Almost surely, 2^2103312300 is an apocalyptic number.

2103312300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103312300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3133466112).

2103312300 is an abundant number, since it is smaller than the sum of its proper divisors (4163619924).

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

2103312300 is a wasteful number, since it uses less digits than its factorization.

2103312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 953 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2103312300 is about 45861.8828658397. The cubic root of 2103312300 is about 1281.2520910535.

Adding to 2103312300 its reverse (32133012), we get a palindrome (2135445312).

It can be divided in two parts, 21033 and 12300, that added together give a palindrome (33333).

The spelling of 2103312300 in words is "two billion, one hundred three million, three hundred twelve thousand, three hundred".