3331133220 has 48 divisors (see below), whose sum is σ = 9350046720. Its totient is φ = 886123776.

The previous prime is 3331133209. The next prime is 3331133293. The reversal of 3331133220 is 223311333.

It is a super-2 number, since 2×3331133220² = 22192897058775136800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43332 + ... + 92411.

It is an arithmetic number, because the mean of its divisors is an integer number (194792640).

Almost surely, 2^3331133220 is an apocalyptic number.

3331133220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3331133220 is an abundant number, since it is smaller than the sum of its proper divisors (6018913500).

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

3331133220 is a wasteful number, since it uses less digits than its factorization.

3331133220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136164 (or 136162 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 3331133220 is about 57715.9702335497. The cubic root of 3331133220 is about 1493.4728565739.

Adding to 3331133220 its reverse (223311333), we get a palindrome (3554444553).

The spelling of 3331133220 in words is "three billion, three hundred thirty-one million, one hundred thirty-three thousand, two hundred twenty".