11222221200222 has 8 divisors (see below), whose sum is σ = 22444442400456. Its totient is φ = 3740740400072.

The previous prime is 11222221200199. The next prime is 11222221200227. The reversal of 11222221200222 is 22200212222211.

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

11222221200222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222221200227) 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, 935185100013 + ... + 935185100024.

It is an arithmetic number, because the mean of its divisors is an integer number (2805555300057).

Almost surely, 2^{11222221200222} is an apocalyptic number.

11222221200222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11222221200222 is a wasteful number, since it uses less digits than its factorization.

11222221200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870370200042.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11222221200222 its reverse (22200212222211), we get a palindrome (33422433422433).

The spelling of 11222221200222 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred thousand, two hundred twenty-two".