9220550550205 has 8 divisors (see below), whose sum is σ = 11174211756504. Its totient is φ = 7303406376000.

The previous prime is 9220550550187. The next prime is 9220550550229. The reversal of 9220550550205 is 5020550550229.

It can be written as a sum of positive squares in 4 ways, for example, as 3646243716196 + 5574306834009 = 1909514^2 + 2360997^2 .

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

It is not a de Polignac number, because 9220550550205 - 2¹⁷ = 9220550419133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9129257466 + ... + 9129258475.

It is an arithmetic number, because the mean of its divisors is an integer number (1396776469563).

Almost surely, 2^{9220550550205} is an apocalyptic number.

It is an amenable number.

9220550550205 is a deficient number, since it is larger than the sum of its proper divisors (1953661206299).

9220550550205 is a wasteful number, since it uses less digits than its factorization.

9220550550205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18258516047.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 9220550550205 in words is "nine trillion, two hundred twenty billion, five hundred fifty million, five hundred fifty thousand, two hundred five".