112012140 has 24 divisors (see below), whose sum is σ = 313634160. Its totient is φ = 29869888.

The previous prime is 112012129. The next prime is 112012151. The reversal of 112012140 is 41210211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112012129) and next prime (112012151).

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 933375 + ... + 933494.

It is an arithmetic number, because the mean of its divisors is an integer number (13068090).

Almost surely, 2^112012140 is an apocalyptic number.

112012140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112012140 is an abundant number, since it is smaller than the sum of its proper divisors (201622020).

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

112012140 is a wasteful number, since it uses less digits than its factorization.

112012140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866881 (or 1866879 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 112012140 is about 10583.5787898045. The cubic root of 112012140 is about 482.0458683529.

Adding to 112012140 its reverse (41210211), we get a palindrome (153222351).

The spelling of 112012140 in words is "one hundred twelve million, twelve thousand, one hundred forty".