20104422404 has 24 divisors (see below), whose sum is σ = 38403982848. Its totient is φ = 9132942240.

The previous prime is 20104422391. The next prime is 20104422407. The reversal of 20104422404 is 40422440102.

It is a self number, because there is not a number n which added to its sum of digits gives 20104422404.

It is not an unprimeable number, because it can be changed into a prime (20104422407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60452 + ... + 209435.

It is an arithmetic number, because the mean of its divisors is an integer number (1600165952).

Almost surely, 2^20104422404 is an apocalyptic number.

It is an amenable number.

20104422404 is a deficient number, since it is larger than the sum of its proper divisors (18299560444).

20104422404 is a wasteful number, since it uses less digits than its factorization.

20104422404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271595 (or 271593 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 20104422404 its reverse (40422440102), we get a palindrome (60526862506).

The spelling of 20104422404 in words is "twenty billion, one hundred four million, four hundred twenty-two thousand, four hundred four".