2205216803 has 4 divisors (see below), whose sum is σ = 2205366480. Its totient is φ = 2205067128.

The previous prime is 2205216787. The next prime is 2205216833. The reversal of 2205216803 is 3086125022.

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 2205216803 - 2⁴ = 2205216787 is a prime.

It is a super-2 number, since 2×2205216803² = 9725962296467081618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2205216833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49988 + ... + 83121.

It is an arithmetic number, because the mean of its divisors is an integer number (551341620).

Almost surely, 2^2205216803 is an apocalyptic number.

2205216803 is a deficient number, since it is larger than the sum of its proper divisors (149677).

2205216803 is a wasteful number, since it uses less digits than its factorization.

2205216803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149676.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 2205216803 is about 46959.7359766854. The cubic root of 2205216803 is about 1301.6186549483.

The spelling of 2205216803 in words is "two billion, two hundred five million, two hundred sixteen thousand, eight hundred three".