2113202344 has 64 divisors (see below), whose sum is σ = 4646937600. Its totient is φ = 890596800.

The previous prime is 2113202341. The next prime is 2113202353. The reversal of 2113202344 is 4432023112.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2113202341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65139 + ... + 92029.

It is an arithmetic number, because the mean of its divisors is an integer number (72608400).

Almost surely, 2^2113202344 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 2113202344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2323468800).

2113202344 is an abundant number, since it is smaller than the sum of its proper divisors (2533735256).

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

2113202344 is a wasteful number, since it uses less digits than its factorization.

2113202344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26974 (or 26970 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2113202344 is about 45969.5806376347. The cubic root of 2113202344 is about 1283.2571554865.

Adding to 2113202344 its reverse (4432023112), we get a palindrome (6545225456).

The spelling of 2113202344 in words is "two billion, one hundred thirteen million, two hundred two thousand, three hundred forty-four".