2143203324 has 24 divisors (see below), whose sum is σ = 5064111360. Its totient is φ = 705357744.

The previous prime is 2143203323. The next prime is 2143203329. The reversal of 2143203324 is 4233023412.

It is a junction number, because it is equal to n+sod(n) for n = 2143203294 and 2143203303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143203323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1129434 + ... + 1131329.

It is an arithmetic number, because the mean of its divisors is an integer number (211004640).

Almost surely, 2^2143203324 is an apocalyptic number.

It is an amenable number.

2143203324 is an abundant number, since it is smaller than the sum of its proper divisors (2920908036).

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

2143203324 is a wasteful number, since it uses less digits than its factorization.

2143203324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260849 (or 2260847 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2143203324 is about 46294.7440213249. The cubic root of 2143203324 is about 1289.3014113094.

Adding to 2143203324 its reverse (4233023412), we get a palindrome (6376226736).

The spelling of 2143203324 in words is "two billion, one hundred forty-three million, two hundred three thousand, three hundred twenty-four".