4331052012 has 96 divisors (see below), whose sum is σ = 11654551552. Its totient is φ = 1226244096.

The previous prime is 4331051969. The next prime is 4331052017. The reversal of 4331052012 is 2102501334.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 4331052012.

It is not an unprimeable number, because it can be changed into a prime (4331052017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7505868 + ... + 7506444.

Almost surely, 2^4331052012 is an apocalyptic number.

4331052012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4331052012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5827275776).

4331052012 is an abundant number, since it is smaller than the sum of its proper divisors (7323499540).

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

4331052012 is a wasteful number, since it uses less digits than its factorization.

4331052012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247 (or 1245 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 4331052012 is about 65810.7286998100. The cubic root of 4331052012 is about 1630.0382657533.

Adding to 4331052012 its reverse (2102501334), we get a palindrome (6433553346).

The spelling of 4331052012 in words is "four billion, three hundred thirty-one million, fifty-two thousand, twelve".