20343203224 has 16 divisors (see below), whose sum is σ = 38177917200. Its totient is φ = 10162425312.

The previous prime is 20343203201. The next prime is 20343203239. The reversal of 20343203224 is 42230234302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137612 + ... + 1155355.

It is an arithmetic number, because the mean of its divisors is an integer number (2386119825).

Almost surely, 2^20343203224 is an apocalyptic number.

It is an amenable number.

20343203224 is a deficient number, since it is larger than the sum of its proper divisors (17834713976).

20343203224 is a wasteful number, since it uses less digits than its factorization.

20343203224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294082 (or 2294078 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 20343203224 its reverse (42230234302), we get a palindrome (62573437526).

The spelling of 20343203224 in words is "twenty billion, three hundred forty-three million, two hundred three thousand, two hundred twenty-four".