11221000022222 has 8 divisors (see below), whose sum is σ = 17717368456200. Its totient is φ = 5315210536824.

The previous prime is 11221000022179. The next prime is 11221000022237. The reversal of 11221000022222 is 22222000012211.

It is a happy number.

11221000022222 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 a super-2 number, since 2×11221000022222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11221000022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147644737097 + ... + 147644737172.

It is an arithmetic number, because the mean of its divisors is an integer number (2214671057025).

Almost surely, 2^{11221000022222} is an apocalyptic number.

11221000022222 is a deficient number, since it is larger than the sum of its proper divisors (6496368433978).

11221000022222 is a wasteful number, since it uses less digits than its factorization.

11221000022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295289474290.

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

Adding to 11221000022222 its reverse (22222000012211), we get a palindrome (33443000034433).

The spelling of 11221000022222 in words is "eleven trillion, two hundred twenty-one billion, twenty-two thousand, two hundred twenty-two".