112201644 has 12 divisors (see below), whose sum is σ = 261803864. Its totient is φ = 37400544.

The previous prime is 112201637. The next prime is 112201651. The reversal of 112201644 is 446102211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112201637) and next prime (112201651).

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

It is a self number, because there is not a number n which added to its sum of digits gives 112201644.

It is an unprimeable number.

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, 4675057 + ... + 4675080.

Almost surely, 2^112201644 is an apocalyptic number.

It is an amenable number.

112201644 is an abundant number, since it is smaller than the sum of its proper divisors (149602220).

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

112201644 is a wasteful number, since it uses less digits than its factorization.

112201644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350144 (or 9350142 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 112201644 is about 10592.5277436502. The cubic root of 112201644 is about 482.3175595970.

Adding to 112201644 its reverse (446102211), we get a palindrome (558303855).

The spelling of 112201644 in words is "one hundred twelve million, two hundred one thousand, six hundred forty-four".