2120143344 has 80 divisors (see below), whose sum is σ = 5980926720. Its totient is φ = 641825280.

The previous prime is 2120143309. The next prime is 2120143391. The reversal of 2120143344 is 4433410212.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 991044 + ... + 993180.

It is an arithmetic number, because the mean of its divisors is an integer number (74761584).

Almost surely, 2^2120143344 is an apocalyptic number.

2120143344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2120143344 is an abundant number, since it is smaller than the sum of its proper divisors (3860783376).

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

2120143344 is a wasteful number, since it uses less digits than its factorization.

2120143344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038 (or 4032 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2120143344 is about 46045.0143229427. The cubic root of 2120143344 is about 1284.6606105568.

Adding to 2120143344 its reverse (4433410212), we get a palindrome (6553553556).

The spelling of 2120143344 in words is "two billion, one hundred twenty million, one hundred forty-three thousand, three hundred forty-four".