112203440 has 20 divisors (see below), whose sum is σ = 260873184. Its totient is φ = 44881344.

The previous prime is 112203433. The next prime is 112203449. The reversal of 112203440 is 44302211.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×112203440² = 25179223895667200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112203449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701192 + ... + 701351.

Almost surely, 2^112203440 is an apocalyptic number.

112203440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112203440 is an abundant number, since it is smaller than the sum of its proper divisors (148669744).

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

112203440 is a wasteful number, since it uses less digits than its factorization.

112203440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402556 (or 1402550 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 112203440 is about 10592.6125200538. The cubic root of 112203440 is about 482.3201330522.

Adding to 112203440 its reverse (44302211), we get a palindrome (156505651).

The spelling of 112203440 in words is "one hundred twelve million, two hundred three thousand, four hundred forty".