1121120212112 has 10 divisors (see below), whose sum is σ = 2172170410998. Its totient is φ = 560560106048.

The previous prime is 1121120212109. The next prime is 1121120212129. The reversal of 1121120212112 is 2112120211211.

It can be written as a sum of positive squares in only one way, i.e., 1051231887616 + 69888324496 = 1025296^2 + 264364^2 .

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 as a sum of consecutive naturals, namely, 35035006613 + ... + 35035006644.

Almost surely, 2^{1121120212112} is an apocalyptic number.

It is an amenable number.

1121120212112 is a deficient number, since it is larger than the sum of its proper divisors (1051050198886).

1121120212112 is an equidigital number, since it uses as much as digits as its factorization.

1121120212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70070013265 (or 70070013259 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1121120212112 its reverse (2112120211211), we get a palindrome (3233240423323).

Subtracting 1121120212112 from its reverse (2112120211211), we obtain a palindrome (990999999099).

The spelling of 1121120212112 in words is "one trillion, one hundred twenty-one billion, one hundred twenty million, two hundred twelve thousand, one hundred twelve".