22212102203 has 4 divisors (see below), whose sum is σ = 22576235088. Its totient is φ = 21847969320.

The previous prime is 22212102173. The next prime is 22212102277. The reversal of 22212102203 is 30220121222.

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 22212102203 - 2³⁰ = 21138360379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212182203) 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, 182066351 + ... + 182066472.

It is an arithmetic number, because the mean of its divisors is an integer number (5644058772).

Almost surely, 2^22212102203 is an apocalyptic number.

22212102203 is a deficient number, since it is larger than the sum of its proper divisors (364132885).

22212102203 is an equidigital number, since it uses as much as digits as its factorization.

22212102203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364132884.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22212102203 its reverse (30220121222), we get a palindrome (52432223425).

The spelling of 22212102203 in words is "twenty-two billion, two hundred twelve million, one hundred two thousand, two hundred three".