1100120111122 has 8 divisors (see below), whose sum is σ = 1650187136700. Its totient is φ = 550057732224.

The previous prime is 1100120111113. The next prime is 1100120111159. The reversal of 1100120111122 is 2211110210011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1060016444041 + 40103667081 = 1029571^2 + 200259^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492747 + ... + 1563022.

Almost surely, 2^{1100120111122} is an apocalyptic number.

1100120111122 is a deficient number, since it is larger than the sum of its proper divisors (550067025578).

1100120111122 is a wasteful number, since it uses less digits than its factorization.

1100120111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323340.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1100120111122 its reverse (2211110210011), we get a palindrome (3311230321133).

The spelling of 1100120111122 in words is "one trillion, one hundred billion, one hundred twenty million, one hundred eleven thousand, one hundred twenty-two".