11002221200222 has 64 divisors (see below), whose sum is σ = 20461223147904. Its totient is φ = 4328842383360.

The previous prime is 11002221200209. The next prime is 11002221200251. The reversal of 11002221200222 is 22200212220011.

It is a happy number.

It is a super-2 number, since 2×11002221200222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 11002221200222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55062248 + ... + 55261700.

It is an arithmetic number, because the mean of its divisors is an integer number (319706611686).

Almost surely, 2^{11002221200222} is an apocalyptic number.

11002221200222 is a deficient number, since it is larger than the sum of its proper divisors (9459001947682).

11002221200222 is a wasteful number, since it uses less digits than its factorization.

11002221200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205173.

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

Adding to 11002221200222 its reverse (22200212220011), we get a palindrome (33202433420233).

The spelling of 11002221200222 in words is "eleven trillion, two billion, two hundred twenty-one million, two hundred thousand, two hundred twenty-two".