2005550223 has 4 divisors (see below), whose sum is σ = 2674066968. Its totient is φ = 1337033480.

The previous prime is 2005550201. The next prime is 2005550227. The reversal of 2005550223 is 3220555002.

2005550223 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2005550223 - 2⁵ = 2005550191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2005550193 and 2005550202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005550227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334258368 + ... + 334258373.

It is an arithmetic number, because the mean of its divisors is an integer number (668516742).

Almost surely, 2^2005550223 is an apocalyptic number.

2005550223 is a deficient number, since it is larger than the sum of its proper divisors (668516745).

2005550223 is an equidigital number, since it uses as much as digits as its factorization.

2005550223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668516744.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 2005550223 is about 44783.3699379580. The cubic root of 2005550223 is about 1261.0854472456.

The spelling of 2005550223 in words is "two billion, five million, five hundred fifty thousand, two hundred twenty-three".