20022440204 has 24 divisors (see below), whose sum is σ = 37794462048. Its totient is φ = 9226465920.

The previous prime is 20022440189. The next prime is 20022440209. The reversal of 20022440204 is 40204422002.

It is a super-2 number, since 2×20022440204² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20022440209) 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, 272297 + ... + 337920.

It is an arithmetic number, because the mean of its divisors is an integer number (1574769252).

Almost surely, 2^20022440204 is an apocalyptic number.

It is an amenable number.

20022440204 is a deficient number, since it is larger than the sum of its proper divisors (17772021844).

20022440204 is a wasteful number, since it uses less digits than its factorization.

20022440204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610865 (or 610863 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20022440204 its reverse (40204422002), we get a palindrome (60226862206).

The spelling of 20022440204 in words is "twenty billion, twenty-two million, four hundred forty thousand, two hundred four".