20204422222 has 8 divisors (see below), whose sum is σ = 30438977400. Its totient is φ = 10058096424.

The previous prime is 20204422219. The next prime is 20204422237. The reversal of 20204422222 is 22222440202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20204422193 and 20204422202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22056772 + ... + 22057687.

It is an arithmetic number, because the mean of its divisors is an integer number (3804872175).

Almost surely, 2^20204422222 is an apocalyptic number.

20204422222 is a deficient number, since it is larger than the sum of its proper divisors (10234555178).

20204422222 is a wasteful number, since it uses less digits than its factorization.

20204422222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44114690.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20204422222 its reverse (22222440202), we get a palindrome (42426862424).

The spelling of 20204422222 in words is "twenty billion, two hundred four million, four hundred twenty-two thousand, two hundred twenty-two".