330221133 has 12 divisors (see below), whose sum is σ = 520348608. Its totient is φ = 200133960.

The previous prime is 330221117. The next prime is 330221137. The reversal of 330221133 is 331122033.

It is not a de Polignac number, because 330221133 - 2⁴ = 330221117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330221137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1667685 + ... + 1667882.

It is an arithmetic number, because the mean of its divisors is an integer number (43362384).

Almost surely, 2^330221133 is an apocalyptic number.

330221133 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

330221133 is a deficient number, since it is larger than the sum of its proper divisors (190127475).

330221133 is a wasteful number, since it uses less digits than its factorization.

330221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335584 (or 3335581 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 330221133 is about 18171.9875907948. The cubic root of 330221133 is about 691.1966443562.

Adding to 330221133 its reverse (331122033), we get a palindrome (661343166).

The spelling of 330221133 in words is "three hundred thirty million, two hundred twenty-one thousand, one hundred thirty-three".