3350521220 has 12 divisors (see below), whose sum is σ = 7036094604. Its totient is φ = 1340208480.

The previous prime is 3350521217. The next prime is 3350521241. The reversal of 3350521220 is 221250533.

3350521220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2058981376 + 1291539844 = 45376^2 + 35938^2 .

It is a super-3 number, since 3×3350521220³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83763011 + ... + 83763050.

It is an arithmetic number, because the mean of its divisors is an integer number (586341217).

Almost surely, 2^3350521220 is an apocalyptic number.

It is an amenable number.

3350521220 is an abundant number, since it is smaller than the sum of its proper divisors (3685573384).

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

3350521220 is a wasteful number, since it uses less digits than its factorization.

3350521220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167526070 (or 167526068 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 3350521220 is about 57883.6869938327. The cubic root of 3350521220 is about 1496.3647109738.

Adding to 3350521220 its reverse (221250533), we get a palindrome (3571771753).

The spelling of 3350521220 in words is "three billion, three hundred fifty million, five hundred twenty-one thousand, two hundred twenty".