3023130221 has 2 divisors, whose sum is σ = 3023130222. Its totient is φ = 3023130220.

The previous prime is 3023130169. The next prime is 3023130233. The reversal of 3023130221 is 1220313203.

3023130221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1551256996 + 1471873225 = 39386^2 + 38365^2 .

It is a cyclic number.

It is not a de Polignac number, because 3023130221 - 2²² = 3018935917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3023130221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3023130521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511565110 + 1511565111.

It is an arithmetic number, because the mean of its divisors is an integer number (1511565111).

Almost surely, 2^3023130221 is an apocalyptic number.

It is an amenable number.

3023130221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3023130221 is an equidigital number, since it uses as much as digits as its factorization.

3023130221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3023130221 is about 54982.9993816270. Note that the first 3 decimals coincide. The cubic root of 3023130221 is about 1445.9467016174.

Adding to 3023130221 its reverse (1220313203), we get a palindrome (4243443424).

The spelling of 3023130221 in words is "three billion, twenty-three million, one hundred thirty thousand, two hundred twenty-one".