20324212232 has 32 divisors (see below), whose sum is σ = 40616795520. Its totient is φ = 9500985600.

The previous prime is 20324212193. The next prime is 20324212253. The reversal of 20324212232 is 23221242302.

It is a junction number, because it is equal to n+sod(n) for n = 20324212198 and 20324212207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474308 + ... + 515379.

It is an arithmetic number, because the mean of its divisors is an integer number (1269274860).

Almost surely, 2^20324212232 is an apocalyptic number.

It is an amenable number.

20324212232 is a deficient number, since it is larger than the sum of its proper divisors (20292583288).

20324212232 is a wasteful number, since it uses less digits than its factorization.

20324212232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989861 (or 989857 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20324212232 its reverse (23221242302), we get a palindrome (43545454534).

The spelling of 20324212232 in words is "twenty billion, three hundred twenty-four million, two hundred twelve thousand, two hundred thirty-two".