330121188 has 18 divisors (see below), whose sum is σ = 834473094. Its totient is φ = 110040384.

The previous prime is 330121159. The next prime is 330121193. The reversal of 330121188 is 881121033.

It can be written as a sum of positive squares in only one way, i.e., 216442944 + 113678244 = 14712^2 + 10662^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4584981 + ... + 4585052.

Almost surely, 2^330121188 is an apocalyptic number.

It is an amenable number.

330121188 is an abundant number, since it is smaller than the sum of its proper divisors (504351906).

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

330121188 is a wasteful number, since it uses less digits than its factorization.

330121188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9170043 (or 9170038 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 330121188 is about 18169.2374083229. The cubic root of 330121188 is about 691.1269046048.

The spelling of 330121188 in words is "three hundred thirty million, one hundred twenty-one thousand, one hundred eighty-eight".