2012112132 has 12 divisors (see below), whose sum is σ = 4694928336. Its totient is φ = 670704040.

The previous prime is 2012112127. The next prime is 2012112139. The reversal of 2012112132 is 2312112102.

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

It is not an unprimeable number, because it can be changed into a prime (2012112139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83837994 + ... + 83838017.

It is an arithmetic number, because the mean of its divisors is an integer number (391244028).

Almost surely, 2^2012112132 is an apocalyptic number.

It is an amenable number.

2012112132 is an abundant number, since it is smaller than the sum of its proper divisors (2682816204).

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

2012112132 is a wasteful number, since it uses less digits than its factorization.

2012112132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167676018 (or 167676016 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2012112132 is about 44856.5728962880. The cubic root of 2012112132 is about 1262.4593211348.

Adding to 2012112132 its reverse (2312112102), we get a palindrome (4324224234).

The spelling of 2012112132 in words is "two billion, twelve million, one hundred twelve thousand, one hundred thirty-two".