2330661321 has 6 divisors (see below), whose sum is σ = 3366510810. Its totient is φ = 1553774208.

The previous prime is 2330661301. The next prime is 2330661329. The reversal of 2330661321 is 1231660332.

It is a happy number.

2330661321 is a `hidden beast` number, since 2 + 330 + 6 + 6 + 1 + 321 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1986039225 + 344622096 = 44565^2 + 18564^2 .

It is not a de Polignac number, because 2330661321 - 2⁹ = 2330660809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2330661329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129481176 + ... + 129481193.

It is an arithmetic number, because the mean of its divisors is an integer number (561085135).

Almost surely, 2^2330661321 is an apocalyptic number.

It is an amenable number.

2330661321 is a deficient number, since it is larger than the sum of its proper divisors (1035849489).

2330661321 is a wasteful number, since it uses less digits than its factorization.

2330661321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258962375 (or 258962372 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 2330661321 is about 48276.9232760332. The cubic root of 2330661321 is about 1325.8459192532.

The spelling of 2330661321 in words is "two billion, three hundred thirty million, six hundred sixty-one thousand, three hundred twenty-one".