2113312300 has 72 divisors (see below), whose sum is σ = 5011522992. Its totient is φ = 767136000.

The previous prime is 2113312261. The next prime is 2113312309. The reversal of 2113312300 is 32133112.

It is not an unprimeable number, because it can be changed into a prime (2113312309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 804990 + ... + 807610.

It is an arithmetic number, because the mean of its divisors is an integer number (69604486).

Almost surely, 2^2113312300 is an apocalyptic number.

2113312300 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 2113312300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2505761496).

2113312300 is an abundant number, since it is smaller than the sum of its proper divisors (2898210692).

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

2113312300 is a wasteful number, since it uses less digits than its factorization.

2113312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3379 (or 3372 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2113312300 is about 45970.7765868709. The cubic root of 2113312300 is about 1283.2794122882.

Adding to 2113312300 its reverse (32133112), we get a palindrome (2145445412).

It can be divided in two parts, 21133 and 12300, that added together give a palindrome (33433).

The spelling of 2113312300 in words is "two billion, one hundred thirteen million, three hundred twelve thousand, three hundred".