112125212225 has 48 divisors (see below), whose sum is σ = 153336144192. Its totient is φ = 80809263360.

The previous prime is 112125212207. The next prime is 112125212239. The reversal of 112125212225 is 522212521211.

It is not a de Polignac number, because 112125212225 - 2⁶ = 112125212161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112125212194 and 112125212203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23293919 + ... + 23298731.

It is an arithmetic number, because the mean of its divisors is an integer number (3194503004).

Almost surely, 2^112125212225 is an apocalyptic number.

It is an amenable number.

112125212225 is a deficient number, since it is larger than the sum of its proper divisors (41210931967).

112125212225 is a wasteful number, since it uses less digits than its factorization.

112125212225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6546 (or 6541 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

Adding to 112125212225 its reverse (522212521211), we get a palindrome (634337733436).

The spelling of 112125212225 in words is "one hundred twelve billion, one hundred twenty-five million, two hundred twelve thousand, two hundred twenty-five".