2043343120 has 240 divisors, whose sum is σ = 6025583088. Its totient is φ = 638668800.

The previous prime is 2043343063. The next prime is 2043343123. The reversal of 2043343120 is 213433402.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 26255376 + 2017087744 = 5124^2 + 44912^2 .

It is a super-2 number, since 2×2043343120² = 8350502212102668800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2043343091 and 2043343100.

It is not an unprimeable number, because it can be changed into a prime (2043343123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5146762 + ... + 5147158.

Almost surely, 2^2043343120 is an apocalyptic number.

2043343120 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 2043343120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3012791544).

2043343120 is an abundant number, since it is smaller than the sum of its proper divisors (3982239968).

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

2043343120 is a wasteful number, since it uses less digits than its factorization.

2043343120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2043343120 is about 45203.3529729820. The cubic root of 2043343120 is about 1268.9575673085.

Adding to 2043343120 its reverse (213433402), we get a palindrome (2256776522).

The spelling of 2043343120 in words is "two billion, forty-three million, three hundred forty-three thousand, one hundred twenty".