112120121132 has 6 divisors (see below), whose sum is σ = 196210211988. Its totient is φ = 56060060564.

The previous prime is 112120121129. The next prime is 112120121159. The reversal of 112120121132 is 231121021211.

It is a happy number.

It is a super-2 number, since 2×112120121132² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112120121132.

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 as a sum of consecutive naturals, namely, 14015015138 + ... + 14015015145.

It is an arithmetic number, because the mean of its divisors is an integer number (32701701998).

Almost surely, 2^112120121132 is an apocalyptic number.

It is an amenable number.

112120121132 is a deficient number, since it is larger than the sum of its proper divisors (84090090856).

112120121132 is a wasteful number, since it uses less digits than its factorization.

112120121132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28030030287 (or 28030030285 counting only the distinct ones).

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

Adding to 112120121132 its reverse (231121021211), we get a palindrome (343241142343).

The spelling of 112120121132 in words is "one hundred twelve billion, one hundred twenty million, one hundred twenty-one thousand, one hundred thirty-two".