12113203600 has 45 divisors (see below), whose sum is σ = 29107260993. Its totient is φ = 4844400960.

The previous prime is 12113203577. The next prime is 12113203643. The reversal of 12113203600 is 630231121.

The square root of 12113203600 is 110060.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4360753296 + 7752450304 = 66036^2 + 88048^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2198449 + ... + 2203951.

Almost surely, 2^12113203600 is an apocalyptic number.

12113203600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12113203600 is the 110060-th square number.

It is an amenable number.

12113203600 is an abundant number, since it is smaller than the sum of its proper divisors (16994057393).

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

12113203600 is an frugal number, since it uses more digits than its factorization.

12113203600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11024 (or 5510 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12113203600 its reverse (630231121), we get a palindrome (12743434721).

The spelling of 12113203600 in words is "twelve billion, one hundred thirteen million, two hundred three thousand, six hundred".