1112221201222 has 8 divisors (see below), whose sum is σ = 1669046910336. Its totient is φ = 555872231112.

The previous prime is 1112221201193. The next prime is 1112221201243. The reversal of 1112221201222 is 2221021222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1112221201222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112221201222.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 119178918 + ... + 119188249.

It is an arithmetic number, because the mean of its divisors is an integer number (208630863792).

Almost surely, 2^{1112221201222} is an apocalyptic number.

1112221201222 is a deficient number, since it is larger than the sum of its proper divisors (556825709114).

1112221201222 is a wasteful number, since it uses less digits than its factorization.

1112221201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238369502.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1112221201222 its reverse (2221021222111), we get a palindrome (3333242423333).

The spelling of 1112221201222 in words is "one trillion, one hundred twelve billion, two hundred twenty-one million, two hundred one thousand, two hundred twenty-two".