22220202203 has 4 divisors (see below), whose sum is σ = 22551847080. Its totient is φ = 21888557328.

The previous prime is 22220202197. The next prime is 22220202211. The reversal of 22220202203 is 30220202222.

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 22220202203 - 2¹² = 22220198107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220202803) 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, 165822338 + ... + 165822471.

It is an arithmetic number, because the mean of its divisors is an integer number (5637961770).

Almost surely, 2^22220202203 is an apocalyptic number.

22220202203 is a deficient number, since it is larger than the sum of its proper divisors (331644877).

22220202203 is an equidigital number, since it uses as much as digits as its factorization.

22220202203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331644876.

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

Adding to 22220202203 its reverse (30220202222), we get a palindrome (52440404425).

The spelling of 22220202203 in words is "twenty-two billion, two hundred twenty million, two hundred two thousand, two hundred three".