3321222100 has 216 divisors, whose sum is σ = 8851933440. Its totient is φ = 1057808640.

The previous prime is 3321222077. The next prime is 3321222127. The reversal of 3321222100 is 12221233.

It is a super-2 number, since 2×3321222100² = 22061032475056820000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 56291871 + ... + 56291929.

Almost surely, 2^3321222100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3321222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4425966720).

3321222100 is an abundant number, since it is smaller than the sum of its proper divisors (5530711340).

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

3321222100 is a wasteful number, since it uses less digits than its factorization.

3321222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3321222100 is about 57630.0451153736. The cubic root of 3321222100 is about 1491.9902086629.

Adding to 3321222100 its reverse (12221233), we get a palindrome (3333443333).

The spelling of 3321222100 in words is "three billion, three hundred twenty-one million, two hundred twenty-two thousand, one hundred".