112127240 has 32 divisors (see below), whose sum is σ = 267128280. Its totient is φ = 42212352.

The previous prime is 112127237. The next prime is 112127263. The reversal of 112127240 is 42721211.

It can be written as a sum of positive squares in 4 ways, for example, as 96079204 + 16048036 = 9802^2 + 4006^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81767 + ... + 83126.

Almost surely, 2^112127240 is an apocalyptic number.

112127240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112127240 is an abundant number, since it is smaller than the sum of its proper divisors (155001040).

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

112127240 is a wasteful number, since it uses less digits than its factorization.

112127240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164921 (or 164917 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 112127240 is about 10589.0150627903. The cubic root of 112127240 is about 482.2109233370.

Adding to 112127240 its reverse (42721211), we get a palindrome (154848451).

The spelling of 112127240 in words is "one hundred twelve million, one hundred twenty-seven thousand, two hundred forty".