11120121221222 has 32 divisors (see below), whose sum is σ = 17975610156672. Its totient is φ = 5128839719424.

The previous prime is 11120121221219. The next prime is 11120121221317. The reversal of 11120121221222 is 22212212102111.

It is a junction number, because it is equal to n+sod(n) for n = 11120121221194 and 11120121221203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307703138 + ... + 307739274.

It is an arithmetic number, because the mean of its divisors is an integer number (561737817396).

Almost surely, 2^{11120121221222} is an apocalyptic number.

11120121221222 is a deficient number, since it is larger than the sum of its proper divisors (6855488935450).

11120121221222 is a wasteful number, since it uses less digits than its factorization.

11120121221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43952.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11120121221222 its reverse (22212212102111), we get a palindrome (33332333323333).

The spelling of 11120121221222 in words is "eleven trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred twenty-two".