2271045321 has 6 divisors (see below), whose sum is σ = 3280398810. Its totient is φ = 1514030208.

The previous prime is 2271045269. The next prime is 2271045331. The reversal of 2271045321 is 1235401722.

2271045321 is a `hidden beast` number, since 2 + 27 + 104 + 532 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2215020096 + 56025225 = 47064^2 + 7485^2 .

It is not a de Polignac number, because 2271045321 - 2²² = 2266851017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2271045331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126169176 + ... + 126169193.

It is an arithmetic number, because the mean of its divisors is an integer number (546733135).

Almost surely, 2^2271045321 is an apocalyptic number.

It is an amenable number.

2271045321 is a deficient number, since it is larger than the sum of its proper divisors (1009353489).

2271045321 is a wasteful number, since it uses less digits than its factorization.

2271045321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252338375 (or 252338372 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 2271045321 is about 47655.4857387898. The cubic root of 2271045321 is about 1314.4435319438.

The spelling of 2271045321 in words is "two billion, two hundred seventy-one million, forty-five thousand, three hundred twenty-one".