20204344230 has 32 divisors (see below), whose sum is σ = 55417630464. Its totient is φ = 4618135776.

The previous prime is 20204344219. The next prime is 20204344249. The reversal of 20204344230 is 3244340202.

It is a self number, because there is not a number n which added to its sum of digits gives 20204344230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48105372 + ... + 48105791.

It is an arithmetic number, because the mean of its divisors is an integer number (1731800952).

Almost surely, 2^20204344230 is an apocalyptic number.

20204344230 is an abundant number, since it is smaller than the sum of its proper divisors (35213286234).

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

20204344230 is a wasteful number, since it uses less digits than its factorization.

20204344230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96211180.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 20204344230 its reverse (3244340202), we get a palindrome (23448684432).

The spelling of 20204344230 in words is "twenty billion, two hundred four million, three hundred forty-four thousand, two hundred thirty".