2101304304 has 120 divisors (see below), whose sum is σ = 6435516672. Its totient is φ = 634757760.

The previous prime is 2101304287. The next prime is 2101304323. The reversal of 2101304304 is 4034031012.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 547737 + ... + 551559.

Almost surely, 2^2101304304 is an apocalyptic number.

2101304304 is a gapful number since it is divisible by the number (24) 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 2101304304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3217758336).

2101304304 is an abundant number, since it is smaller than the sum of its proper divisors (4334212368).

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

2101304304 is a wasteful number, since it uses less digits than its factorization.

2101304304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195 (or 4186 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2101304304 is about 45839.9858638722. The cubic root of 2101304304 is about 1280.8442314712.

Adding to 2101304304 its reverse (4034031012), we get a palindrome (6135335316).

The spelling of 2101304304 in words is "two billion, one hundred one million, three hundred four thousand, three hundred four".