3221021196 has 36 divisors (see below), whose sum is σ = 8145484984. Its totient is φ = 1073217600.

The previous prime is 3221021171. The next prime is 3221021201. The reversal of 3221021196 is 6911201223.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 73011 + ... + 108501.

Almost surely, 2^3221021196 is an apocalyptic number.

3221021196 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3221021196 is an abundant number, since it is smaller than the sum of its proper divisors (4924463788).

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

3221021196 is a wasteful number, since it uses less digits than its factorization.

3221021196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38022 (or 38017 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 3221021196 is about 56754.0412305591. The cubic root of 3221021196 is about 1476.8323405970.

The spelling of 3221021196 in words is "three billion, two hundred twenty-one million, twenty-one thousand, one hundred ninety-six".