1100222211112 has 32 divisors (see below), whose sum is σ = 2074752618120. Its totient is φ = 546956133120.

The previous prime is 1100222211103. The next prime is 1100222211131. The reversal of 1100222211112 is 2111122220011.

It can be written as a sum of positive squares in 4 ways, for example, as 756458104516 + 343764106596 = 869746^2 + 586314^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6983998 + ... + 7139794.

Almost surely, 2^{1100222211112} is an apocalyptic number.

It is an amenable number.

1100222211112 is a deficient number, since it is larger than the sum of its proper divisors (974530407008).

1100222211112 is a wasteful number, since it uses less digits than its factorization.

1100222211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160861 (or 160857 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1100222211112 its reverse (2111122220011), we get a palindrome (3211344431123).

The spelling of 1100222211112 in words is "one trillion, one hundred billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twelve".