3221545122 has 40 divisors (see below), whose sum is σ = 7386538896. Its totient is φ = 1048872888.

The previous prime is 3221545109. The next prime is 3221545139. The reversal of 3221545122 is 2215451223.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 224268 + ... + 238199.

Almost surely, 2^3221545122 is an apocalyptic number.

3221545122 is an abundant number, since it is smaller than the sum of its proper divisors (4164993774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221545122 is a wasteful number, since it uses less digits than its factorization.

3221545122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462524 (or 462515 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 3221545122 is about 56758.6568022888. The cubic root of 3221545122 is about 1476.9124092942.

Adding to 3221545122 its reverse (2215451223), we get a palindrome (5436996345).

The spelling of 3221545122 in words is "three billion, two hundred twenty-one million, five hundred forty-five thousand, one hundred twenty-two".