1100022221122 has 16 divisors (see below), whose sum is σ = 1800106000992. Its totient is φ = 499990756320.

The previous prime is 1100022221033. The next prime is 1100022221189. The reversal of 1100022221122 is 2211222200011.

It is a happy number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1100022221096 and 1100022221105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377643 + ... + 1530574.

It is an arithmetic number, because the mean of its divisors is an integer number (112506625062).

Almost surely, 2^{1100022221122} is an apocalyptic number.

1100022221122 is a deficient number, since it is larger than the sum of its proper divisors (700083779870).

1100022221122 is a wasteful number, since it uses less digits than its factorization.

1100022221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934433.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1100022221122 its reverse (2211222200011), we get a palindrome (3311244421133).

The spelling of 1100022221122 in words is "one trillion, one hundred billion, twenty-two million, two hundred twenty-one thousand, one hundred twenty-two".