11221202012222 has 32 divisors (see below), whose sum is σ = 17025739436160. Its totient is φ = 5546139667200.

The previous prime is 11221202012179. The next prime is 11221202012227. The reversal of 11221202012222 is 22221020212211.

It is a junction number, because it is equal to n+sod(n) for n = 11221202012194 and 11221202012203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221202012227) 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 15 ways as a sum of consecutive naturals, for example, 438161354 + ... + 438186962.

It is an arithmetic number, because the mean of its divisors is an integer number (532054357380).

Almost surely, 2^{11221202012222} is an apocalyptic number.

11221202012222 is a deficient number, since it is larger than the sum of its proper divisors (5804537423938).

11221202012222 is a wasteful number, since it uses less digits than its factorization.

11221202012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29108.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11221202012222 its reverse (22221020212211), we get a palindrome (33442222224433).

The spelling of 11221202012222 in words is "eleven trillion, two hundred twenty-one billion, two hundred two million, twelve thousand, two hundred twenty-two".