22220222003 has 4 divisors (see below), whose sum is σ = 25394539440. Its totient is φ = 19045904568.

The previous prime is 22220221987. The next prime is 22220222009. The reversal of 22220222003 is 30022202222.

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 22220222003 - 2⁴ = 22220221987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220222009) by changing a digit.

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, 1587158708 + ... + 1587158721.

It is an arithmetic number, because the mean of its divisors is an integer number (6348634860).

Almost surely, 2^22220222003 is an apocalyptic number.

22220222003 is a deficient number, since it is larger than the sum of its proper divisors (3174317437).

22220222003 is an equidigital number, since it uses as much as digits as its factorization.

22220222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174317436.

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 22220222003 its reverse (30022202222), we get a palindrome (52242424225).

The spelling of 22220222003 in words is "twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, three".