11221222202 has 8 divisors (see below), whose sum is σ = 16935096576. Its totient is φ = 5576190012.

The previous prime is 11221222189. The next prime is 11221222231. The reversal of 11221222202 is 20222212211.

It is a happy number.

11221222202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17210138 + ... + 17210789.

It is an arithmetic number, because the mean of its divisors is an integer number (2116887072).

Almost surely, 2^11221222202 is an apocalyptic number.

11221222202 is a deficient number, since it is larger than the sum of its proper divisors (5713874374).

11221222202 is a wasteful number, since it uses less digits than its factorization.

11221222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34421092.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11221222202 its reverse (20222212211), we get a palindrome (31443434413).

Subtracting 11221222202 from its reverse (20222212211), we obtain a palindrome (9000990009).

The spelling of 11221222202 in words is "eleven billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred two".