11000221222 has 8 divisors (see below), whose sum is σ = 16549295256. Its totient is φ = 5483789472.

The previous prime is 11000221213. The next prime is 11000221223. The reversal of 11000221222 is 22212200011.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000221223) 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, 8159728 + ... + 8161075.

It is an arithmetic number, because the mean of its divisors is an integer number (2068661907).

Almost surely, 2^11000221222 is an apocalyptic number.

11000221222 is a deficient number, since it is larger than the sum of its proper divisors (5549074034).

11000221222 is a wasteful number, since it uses less digits than its factorization.

11000221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16321142.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11000221222 its reverse (22212200011), we get a palindrome (33212421233).

The spelling of 11000221222 in words is "eleven billion, two hundred twenty-one thousand, two hundred twenty-two".