20050506222 has 8 divisors (see below), whose sum is σ = 40101012456. Its totient is φ = 6683502072.

The previous prime is 20050506193. The next prime is 20050506239. The reversal of 20050506222 is 22260505002.

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

20050506222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20050506192 and 20050506201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670875513 + ... + 1670875524.

It is an arithmetic number, because the mean of its divisors is an integer number (5012626557).

Almost surely, 2^20050506222 is an apocalyptic number.

20050506222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20050506222 is a wasteful number, since it uses less digits than its factorization.

20050506222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341751042.

The product of its (nonzero) digits is 2400, while the sum is 24.

The spelling of 20050506222 in words is "twenty billion, fifty million, five hundred six thousand, two hundred twenty-two".