20424323210 has 16 divisors (see below), whose sum is σ = 36948528000. Its totient is φ = 8128674576.

The previous prime is 20424323197. The next prime is 20424323273. The reversal of 20424323210 is 1232342402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5129750 + ... + 5133729.

It is an arithmetic number, because the mean of its divisors is an integer number (2309283000).

Almost surely, 2^20424323210 is an apocalyptic number.

20424323210 is a deficient number, since it is larger than the sum of its proper divisors (16524204790).

20424323210 is a wasteful number, since it uses less digits than its factorization.

20424323210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10263685.

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

Adding to 20424323210 its reverse (1232342402), we get a palindrome (21656665612).

The spelling of 20424323210 in words is "twenty billion, four hundred twenty-four million, three hundred twenty-three thousand, two hundred ten".