3223022321 has 4 divisors (see below), whose sum is σ = 3291597312. Its totient is φ = 3154447332.

The previous prime is 3223022303. The next prime is 3223022347. The reversal of 3223022321 is 1232203223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1232203223 = 839 ⋅1468657.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3223022321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3223022293 and 3223022302.

It is not an unprimeable number, because it can be changed into a prime (3223022521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34287425 + ... + 34287518.

It is an arithmetic number, because the mean of its divisors is an integer number (822899328).

Almost surely, 2^3223022321 is an apocalyptic number.

It is an amenable number.

3223022321 is a deficient number, since it is larger than the sum of its proper divisors (68574991).

3223022321 is an equidigital number, since it uses as much as digits as its factorization.

3223022321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68574990.

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

The square root of 3223022321 is about 56771.6682950219. The cubic root of 3223022321 is about 1477.1381146699.

Adding to 3223022321 its reverse (1232203223), we get a palindrome (4455225544).

The spelling of 3223022321 in words is "three billion, two hundred twenty-three million, twenty-two thousand, three hundred twenty-one".