3222221042 has 4 divisors (see below), whose sum is σ = 4833331566. Its totient is φ = 1611110520.

The previous prime is 3222221029. The next prime is 3222221071. The reversal of 3222221042 is 2401222223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2045662441 + 1176558601 = 45229^2 + 34301^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805555259 + ... + 805555262.

Almost surely, 2^3222221042 is an apocalyptic number.

3222221042 is a deficient number, since it is larger than the sum of its proper divisors (1611110524).

3222221042 is a wasteful number, since it uses less digits than its factorization.

3222221042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611110523.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3222221042 is about 56764.6108239984. The cubic root of 3222221042 is about 1477.0156935661.

Adding to 3222221042 its reverse (2401222223), we get a palindrome (5623443265).

The spelling of 3222221042 in words is "three billion, two hundred twenty-two million, two hundred twenty-one thousand, forty-two".