1112221001222 has 16 divisors (see below), whose sum is σ = 1737443142000. Its totient is φ = 533330686560.

The previous prime is 1112221001201. The next prime is 1112221001239. The reversal of 1112221001222 is 2221001222111.

It is a self number, because there is not a number n which added to its sum of digits gives 1112221001222.

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 7 ways as a sum of consecutive naturals, for example, 64341104 + ... + 64358387.

It is an arithmetic number, because the mean of its divisors is an integer number (108590196375).

Almost surely, 2^{1112221001222} is an apocalyptic number.

1112221001222 is a deficient number, since it is larger than the sum of its proper divisors (625222140778).

1112221001222 is a wasteful number, since it uses less digits than its factorization.

1112221001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128699671.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1112221001222 its reverse (2221001222111), we get a palindrome (3333222223333).

It can be divided in two parts, 111 and 2221001222, that multiplied together give a palindrome (246531135642).

The spelling of 1112221001222 in words is "one trillion, one hundred twelve billion, two hundred twenty-one million, one thousand, two hundred twenty-two".