1121122120112 has 20 divisors (see below), whose sum is σ = 2172200349000. Its totient is φ = 560554288128.

The previous prime is 1121122120091. The next prime is 1121122120121. The reversal of 1121122120112 is 2110212211211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111139 + ... + 1864637.

It is an arithmetic number, because the mean of its divisors is an integer number (108610017450).

Almost surely, 2^{1121122120112} is an apocalyptic number.

It is an amenable number.

1121122120112 is a deficient number, since it is larger than the sum of its proper divisors (1051078228888).

1121122120112 is an equidigital number, since it uses as much as digits as its factorization.

1121122120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846500 (or 846494 counting only the distinct ones).

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

Adding to 1121122120112 its reverse (2110212211211), we get a palindrome (3231334331323).

The spelling of 1121122120112 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, one hundred twelve".