11022212222228 has 24 divisors (see below), whose sum is σ = 19751952380160. Its totient is φ = 5378985601920.

The previous prime is 11022212222227. The next prime is 11022212222239. The reversal of 11022212222228 is 82222221222011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11022212222228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022212222227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23308388 + ... + 23776571.

It is an arithmetic number, because the mean of its divisors is an integer number (822998015840).

Almost surely, 2^{11022212222228} is an apocalyptic number.

It is an amenable number.

11022212222228 is a deficient number, since it is larger than the sum of its proper divisors (8729740157932).

11022212222228 is a wasteful number, since it uses less digits than its factorization.

11022212222228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47086367 (or 47086365 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 29.

Adding to 11022212222228 its reverse (82222221222011), we get a palindrome (93244433444239).

The spelling of 11022212222228 in words is "eleven trillion, twenty-two billion, two hundred twelve million, two hundred twenty-two thousand, two hundred twenty-eight".