3232223021 has 8 divisors (see below), whose sum is σ = 3241810104. Its totient is φ = 3222650880.

The previous prime is 3232222993. The next prime is 3232223081. The reversal of 3232223021 is 1203222323.

It can be written as a sum of positive squares in 4 ways, for example, as 630712996 + 2601510025 = 25114^2 + 51005^2 .

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 3232223021 - 2³⁰ = 2158481197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3232222984 and 3232223002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3232223081) 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 7 ways as a sum of consecutive naturals, for example, 539981 + ... + 545933.

It is an arithmetic number, because the mean of its divisors is an integer number (405226263).

Almost surely, 2^3232223021 is an apocalyptic number.

It is an amenable number.

3232223021 is a deficient number, since it is larger than the sum of its proper divisors (9587083).

3232223021 is an equidigital number, since it uses as much as digits as its factorization.

3232223021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7471.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3232223021 is about 56852.6430432218. The cubic root of 3232223021 is about 1478.5423652351.

Adding to 3232223021 its reverse (1203222323), we get a palindrome (4435445344).

The spelling of 3232223021 in words is "three billion, two hundred thirty-two million, two hundred twenty-three thousand, twenty-one".