3321221442 has 64 divisors (see below), whose sum is σ = 8457744384. Its totient is φ = 844295040.

The previous prime is 3321221429. The next prime is 3321221461. The reversal of 3321221442 is 2441221233.

It is a happy number.

3321221442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3321221442² = 22061023733601118728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54763 + ... + 98190.

It is an arithmetic number, because the mean of its divisors is an integer number (132152256).

Almost surely, 2^3321221442 is an apocalyptic number.

3321221442 is an abundant number, since it is smaller than the sum of its proper divisors (5136522942).

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

3321221442 is a wasteful number, since it uses less digits than its factorization.

3321221442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153023.

The product of its digits is 2304, while the sum is 24.

The square root of 3321221442 is about 57630.0394065456. The cubic root of 3321221442 is about 1491.9901101319.

Adding to 3321221442 its reverse (2441221233), we get a palindrome (5762442675).

The spelling of 3321221442 in words is "three billion, three hundred twenty-one million, two hundred twenty-one thousand, four hundred forty-two".