1122120112112 has 20 divisors (see below), whose sum is σ = 2174396715120. Its totient is φ = 560985475968.

The previous prime is 1122120112081. The next prime is 1122120112129. The reversal of 1122120112112 is 2112110212211.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4537028 + ... + 4777955.

It is an arithmetic number, because the mean of its divisors is an integer number (108719835756).

Almost surely, 2^{1122120112112} is an apocalyptic number.

It is an amenable number.

1122120112112 is a deficient number, since it is larger than the sum of its proper divisors (1052276603008).

1122120112112 is an equidigital number, since it uses as much as digits as its factorization.

1122120112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9322520 (or 9322514 counting only the distinct ones).

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

Adding to 1122120112112 its reverse (2112110212211), we get a palindrome (3234230324323).

The spelling of 1122120112112 in words is "one trillion, one hundred twenty-two billion, one hundred twenty million, one hundred twelve thousand, one hundred twelve".