2113243110 has 48 divisors (see below), whose sum is σ = 5993928720. Its totient is φ = 512301120.

The previous prime is 2113243081. The next prime is 2113243141. The reversal of 2113243110 is 113423112.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1066305 + ... + 1068284.

It is an arithmetic number, because the mean of its divisors is an integer number (124873515).

Almost surely, 2^2113243110 is an apocalyptic number.

2113243110 is an abundant number, since it is smaller than the sum of its proper divisors (3880685610).

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

2113243110 is a wasteful number, since it uses less digits than its factorization.

2113243110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134613 (or 2134610 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2113243110 is about 45970.0240374094. The cubic root of 2113243110 is about 1283.2654072479.

Adding to 2113243110 its reverse (113423112), we get a palindrome (2226666222).

The spelling of 2113243110 in words is "two billion, one hundred thirteen million, two hundred forty-three thousand, one hundred ten".