3333021220 has 48 divisors (see below), whose sum is σ = 7052387328. Its totient is φ = 1323141120.

The previous prime is 3333021163. The next prime is 3333021221. The reversal of 3333021220 is 221203333.

It is a happy number.

3333021220 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 2×3333021220² = 22218060905940576800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3333021221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2265085 + ... + 2266555.

It is an arithmetic number, because the mean of its divisors is an integer number (146924736).

Almost surely, 2^3333021220 is an apocalyptic number.

It is an amenable number.

3333021220 is an abundant number, since it is smaller than the sum of its proper divisors (3719366108).

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

3333021220 is a wasteful number, since it uses less digits than its factorization.

3333021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2260 (or 2258 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 3333021220 is about 57732.3238749316. The cubic root of 3333021220 is about 1493.7549571913.

Adding to 3333021220 its reverse (221203333), we get a palindrome (3554224553).

The spelling of 3333021220 in words is "three billion, three hundred thirty-three million, twenty-one thousand, two hundred twenty".