2113210232 has 64 divisors (see below), whose sum is σ = 4783257600. Its totient is φ = 856033920.

The previous prime is 2113210181. The next prime is 2113210241. The reversal of 2113210232 is 2320123112.

It is a self number, because there is not a number n which added to its sum of digits gives 2113210232.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 60494 + ... + 88802.

It is an arithmetic number, because the mean of its divisors is an integer number (74738400).

Almost surely, 2^2113210232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113210232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2391628800).

2113210232 is an abundant number, since it is smaller than the sum of its proper divisors (2670047368).

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

2113210232 is a wasteful number, since it uses less digits than its factorization.

2113210232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28396 (or 28392 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2113210232 is about 45969.6664334211. Note that the first 3 decimals coincide. The cubic root of 2113210232 is about 1283.2587521659.

Adding to 2113210232 its reverse (2320123112), we get a palindrome (4433333344).

The spelling of 2113210232 in words is "two billion, one hundred thirteen million, two hundred ten thousand, two hundred thirty-two".