20104200422 has 8 divisors (see below), whose sum is σ = 30169776000. Its totient is φ = 10047608424.

The previous prime is 20104200421. The next prime is 20104200427. The reversal of 20104200422 is 22400240102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20104200422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20104200421) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2240297 + ... + 2249252.

It is an arithmetic number, because the mean of its divisors is an integer number (3771222000).

Almost surely, 2^20104200422 is an apocalyptic number.

20104200422 is a deficient number, since it is larger than the sum of its proper divisors (10065575578).

20104200422 is a wasteful number, since it uses less digits than its factorization.

20104200422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491790.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20104200422 its reverse (22400240102), we get a palindrome (42504440524).

The spelling of 20104200422 in words is "twenty billion, one hundred four million, two hundred thousand, four hundred twenty-two".