2112340304 has 30 divisors (see below), whose sum is σ = 4347574974. Its totient is φ = 994040320.

The previous prime is 2112340303. The next prime is 2112340319. The reversal of 2112340304 is 4030432112.

It can be written as a sum of positive squares in 3 ways, for example, as 1395171904 + 717168400 = 37352^2 + 26780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112340303) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 223787 + ... + 233034.

Almost surely, 2^2112340304 is an apocalyptic number.

It is an amenable number.

2112340304 is an abundant number, since it is smaller than the sum of its proper divisors (2235234670).

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

2112340304 is a wasteful number, since it uses less digits than its factorization.

2112340304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456863 (or 456840 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2112340304 is about 45960.2034808376. The cubic root of 2112340304 is about 1283.0826384467.

Adding to 2112340304 its reverse (4030432112), we get a palindrome (6142772416).

The spelling of 2112340304 in words is "two billion, one hundred twelve million, three hundred forty thousand, three hundred four".