112211140 has 24 divisors (see below), whose sum is σ = 237809880. Its totient is φ = 44471808.

The previous prime is 112211117. The next prime is 112211149. The reversal of 112211140 is 41112211.

It can be written as a sum of positive squares in 4 ways, for example, as 5419584 + 106791556 = 2328^2 + 10334^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 112211140.

It is not an unprimeable number, because it can be changed into a prime (112211149) 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 7 ways as a sum of consecutive naturals, for example, 23557 + ... + 27916.

It is an arithmetic number, because the mean of its divisors is an integer number (9908745).

Almost surely, 2^112211140 is an apocalyptic number.

112211140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112211140 is an abundant number, since it is smaller than the sum of its proper divisors (125598740).

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

112211140 is a wasteful number, since it uses less digits than its factorization.

112211140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51591 (or 51589 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 112211140 is about 10592.9759746730. The cubic root of 112211140 is about 482.3311659286.

Adding to 112211140 its reverse (41112211), we get a palindrome (153323351).

The spelling of 112211140 in words is "one hundred twelve million, two hundred eleven thousand, one hundred forty".