1121122120012 has 12 divisors (see below), whose sum is σ = 1963061631720. Its totient is φ = 560247368096.

The previous prime is 1121122119959. The next prime is 1121122120067. The reversal of 1121122120012 is 2100212211211.

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, 78414937 + ... + 78429232.

It is an arithmetic number, because the mean of its divisors is an integer number (163588469310).

Almost surely, 2^{1121122120012} is an apocalyptic number.

It is an amenable number.

1121122120012 is a deficient number, since it is larger than the sum of its proper divisors (841939511708).

1121122120012 is a wasteful number, since it uses less digits than its factorization.

1121122120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156845960 (or 156845958 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121122120012 its reverse (2100212211211), we get a palindrome (3221334331223).

The spelling of 1121122120012 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, twelve".