112102428 has 12 divisors (see below), whose sum is σ = 261572360. Its totient is φ = 37367472.

The previous prime is 112102427. The next prime is 112102433. The reversal of 112102428 is 824201211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112102423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4670923 + ... + 4670946.

Almost surely, 2^112102428 is an apocalyptic number.

It is an amenable number.

112102428 is an abundant number, since it is smaller than the sum of its proper divisors (149469932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112102428 is a wasteful number, since it uses less digits than its factorization.

112102428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9341876 (or 9341874 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 112102428 is about 10587.8434064733. The cubic root of 112102428 is about 482.1753521411.

Adding to 112102428 its reverse (824201211), we get a palindrome (936303639).

The spelling of 112102428 in words is "one hundred twelve million, one hundred two thousand, four hundred twenty-eight".