4012334021 has 8 divisors (see below), whose sum is σ = 4025208000. Its totient is φ = 3999481920.

The previous prime is 4012334017. The next prime is 4012334041. The reversal of 4012334021 is 1204332104.

4012334021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4012334021 - 2² = 4012334017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4012333984 and 4012334002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012334041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411005 + ... + 420653.

It is an arithmetic number, because the mean of its divisors is an integer number (503151000).

Almost surely, 2^4012334021 is an apocalyptic number.

It is an amenable number.

4012334021 is a deficient number, since it is larger than the sum of its proper divisors (12873979).

4012334021 is an equidigital number, since it uses as much as digits as its factorization.

4012334021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10939.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4012334021 is about 63342.9871493285. The cubic root of 4012334021 is about 1589.0309643258.

Adding to 4012334021 its reverse (1204332104), we get a palindrome (5216666125).

The spelling of 4012334021 in words is "four billion, twelve million, three hundred thirty-four thousand, twenty-one".