2112030400 has 42 divisors (see below), whose sum is σ = 5196918740. Its totient is φ = 844811520.

The previous prime is 2112030391. The next prime is 2112030419. The reversal of 2112030400 is 40302112.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 658410 + ... + 661609.

Almost surely, 2^2112030400 is an apocalyptic number.

2112030400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112030400 is an abundant number, since it is smaller than the sum of its proper divisors (3084888340).

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

2112030400 is a wasteful number, since it uses less digits than its factorization.

2112030400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320041 (or 1320026 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2112030400 is about 45956.8319186604. The cubic root of 2112030400 is about 1283.0198878428.

Adding to 2112030400 its reverse (40302112), we get a palindrome (2152332512).

The spelling of 2112030400 in words is "two billion, one hundred twelve million, thirty thousand, four hundred".