4312042112 has 128 divisors (see below), whose sum is σ = 10479300480. Its totient is φ = 1725235200.

The previous prime is 4312042087. The next prime is 4312042117. The reversal of 4312042112 is 2112402134.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×4312042112² = 37187414351322841088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4312042117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1994312 + ... + 1996472.

It is an arithmetic number, because the mean of its divisors is an integer number (81869535).

Almost surely, 2^4312042112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4312042112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5239650240).

4312042112 is an abundant number, since it is smaller than the sum of its proper divisors (6167258368).

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

4312042112 is a wasteful number, since it uses less digits than its factorization.

4312042112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330 (or 2318 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4312042112 is about 65666.1412906225. The cubic root of 4312042112 is about 1627.6499075149.

Adding to 4312042112 its reverse (2112402134), we get a palindrome (6424444246).

The spelling of 4312042112 in words is "four billion, three hundred twelve million, forty-two thousand, one hundred twelve".