3221033345 has 8 divisors (see below), whose sum is σ = 3865738176. Its totient is φ = 2576494576.

The previous prime is 3221033339. The next prime is 3221033351. The reversal of 3221033345 is 5433301223.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3221033339) and next prime (3221033351).

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 3221033345 - 2⁴ = 3221033329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6134 + ... + 80496.

It is an arithmetic number, because the mean of its divisors is an integer number (483217272).

Almost surely, 2^3221033345 is an apocalyptic number.

It is an amenable number.

3221033345 is a deficient number, since it is larger than the sum of its proper divisors (644704831).

3221033345 is an equidigital number, since it uses as much as digits as its factorization.

3221033345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83031.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 3221033345 is about 56754.1482624839. The cubic root of 3221033345 is about 1476.8341973594.

Adding to 3221033345 its reverse (5433301223), we get a palindrome (8654334568).

The spelling of 3221033345 in words is "three billion, two hundred twenty-one million, thirty-three thousand, three hundred forty-five".