1100221212022 has 16 divisors (see below), whose sum is σ = 1659678182640. Its totient is φ = 546995620512.

The previous prime is 1100221212019. The next prime is 1100221212031. The reversal of 1100221212022 is 2202121220011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1100221211987 and 1100221212005.

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, 4877728 + ... + 5098300.

It is an arithmetic number, because the mean of its divisors is an integer number (103729886415).

Almost surely, 2^{1100221212022} is an apocalyptic number.

1100221212022 is a deficient number, since it is larger than the sum of its proper divisors (559456970618).

1100221212022 is a wasteful number, since it uses less digits than its factorization.

1100221212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234687.

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

Adding to 1100221212022 its reverse (2202121220011), we get a palindrome (3302342432033).

The spelling of 1100221212022 in words is "one trillion, one hundred billion, two hundred twenty-one million, two hundred twelve thousand, twenty-two".