4332231021 has 16 divisors (see below), whose sum is σ = 6082120640. Its totient is φ = 2735337600.

The previous prime is 4332230963. The next prime is 4332231031. The reversal of 4332231021 is 1201322334.

4332231021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4332231021 - 2⁶ = 4332230957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4332231031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227571 + ... + 245871.

It is an arithmetic number, because the mean of its divisors is an integer number (380132540).

Almost surely, 2^4332231021 is an apocalyptic number.

It is an amenable number.

4332231021 is a deficient number, since it is larger than the sum of its proper divisors (1749889619).

4332231021 is a wasteful number, since it uses less digits than its factorization.

4332231021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22476.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 4332231021 is about 65819.6856647006. The cubic root of 4332231021 is about 1630.1861632632.

Adding to 4332231021 its reverse (1201322334), we get a palindrome (5533553355).

The spelling of 4332231021 in words is "four billion, three hundred thirty-two million, two hundred thirty-one thousand, twenty-one".