112131220112 has 10 divisors (see below), whose sum is σ = 217254238998. Its totient is φ = 56065610048.

The previous prime is 112131220079. The next prime is 112131220121. The reversal of 112131220112 is 211022131211.

It is a happy number.

112131220112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 108033171856 + 4098048256 = 328684^2 + 64016^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3504100613 + ... + 3504100644.

Almost surely, 2^112131220112 is an apocalyptic number.

It is an amenable number.

112131220112 is a deficient number, since it is larger than the sum of its proper divisors (105123018886).

112131220112 is an equidigital number, since it uses as much as digits as its factorization.

112131220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7008201265 (or 7008201259 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 112131220112 its reverse (211022131211), we get a palindrome (323153351323).

The spelling of 112131220112 in words is "one hundred twelve billion, one hundred thirty-one million, two hundred twenty thousand, one hundred twelve".