1122142204112 has 20 divisors (see below), whose sum is σ = 2174206571040. Its totient is φ = 561056637408.

The previous prime is 1122142204097. The next prime is 1122142204121. The reversal of 1122142204112 is 2114022412211.

It is a congruent number.

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, 249668 + ... + 1518755.

It is an arithmetic number, because the mean of its divisors is an integer number (108710328552).

Almost surely, 2^{1122142204112} is an apocalyptic number.

It is an amenable number.

1122142204112 is a deficient number, since it is larger than the sum of its proper divisors (1052064366928).

1122142204112 is a wasteful number, since it uses less digits than its factorization.

1122142204112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808090 (or 1808084 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 1122142204112 its reverse (2114022412211), we get a palindrome (3236164616323).

The spelling of 1122142204112 in words is "one trillion, one hundred twenty-two billion, one hundred forty-two million, two hundred four thousand, one hundred twelve".