1122201112222 has 8 divisors (see below), whose sum is σ = 1698198143616. Its totient is φ = 556135064352.

The previous prime is 1122201112133. The next prime is 1122201112237. The reversal of 1122201112222 is 2222111022211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1122201112222.

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 3 ways as a sum of consecutive naturals, for example, 2482745598 + ... + 2482746049.

It is an arithmetic number, because the mean of its divisors is an integer number (212274767952).

Almost surely, 2^{1122201112222} is an apocalyptic number.

1122201112222 is a deficient number, since it is larger than the sum of its proper divisors (575997031394).

1122201112222 is a wasteful number, since it uses less digits than its factorization.

1122201112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4965491762.

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

Adding to 1122201112222 its reverse (2222111022211), we get a palindrome (3344312134433).

The spelling of 1122201112222 in words is "one trillion, one hundred twenty-two billion, two hundred one million, one hundred twelve thousand, two hundred twenty-two".