11121122202222 has 8 divisors (see below), whose sum is σ = 22242244404456. Its totient is φ = 3707040734072.

The previous prime is 11121122202199. The next prime is 11121122202251. The reversal of 11121122202222 is 22220222112111.

11121122202222 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.

11121122202222 is an admirable number.

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, 926760183513 + ... + 926760183524.

It is an arithmetic number, because the mean of its divisors is an integer number (2780280550557).

Almost surely, 2^{11121122202222} is an apocalyptic number.

11121122202222 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.

11121122202222 is a wasteful number, since it uses less digits than its factorization.

11121122202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853520367042.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 11121122202222 its reverse (22220222112111), we get a palindrome (33341344314333).

The spelling of 11121122202222 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred two thousand, two hundred twenty-two".