3321200220210 has 144 divisors (see below), whose sum is σ = 9171582592536. Its totient is φ = 833694571008.

The previous prime is 3321200220157. The next prime is 3321200220211. The reversal of 3321200220210 is 120220021233.

3321200220210 is a `hidden beast` number, since 3 + 32 + 1 + 200 + 220 + 210 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2290745817441 + 1030454402769 = 1513521^2 + 1015113^2 .

It is a super-2 number, since 2×3321200220210² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3321200220211) by changing a digit.

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, 4775382 + ... + 5426478.

Almost surely, 2^{3321200220210} is an apocalyptic number.

3321200220210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3321200220210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4585791296268).

3321200220210 is an abundant number, since it is smaller than the sum of its proper divisors (5850382372326).

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

3321200220210 is a wasteful number, since it uses less digits than its factorization.

3321200220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651305 (or 651283 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 3321200220210 its reverse (120220021233), we get a palindrome (3441420241443).

The spelling of 3321200220210 in words is "three trillion, three hundred twenty-one billion, two hundred million, two hundred twenty thousand, two hundred ten".