3040213440221 has 2 divisors, whose sum is σ = 3040213440222. Its totient is φ = 3040213440220.

The previous prime is 3040213440203. The next prime is 3040213440263. The reversal of 3040213440221 is 1220443120403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2470747003321 + 569466436900 = 1571861^2 + 754630^2 .

It is a cyclic number.

It is not a de Polignac number, because 3040213440221 - 2⁶ = 3040213440157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3040213440421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1520106720110 + 1520106720111.

It is an arithmetic number, because the mean of its divisors is an integer number (1520106720111).

Almost surely, 2^{3040213440221} is an apocalyptic number.

It is an amenable number.

3040213440221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3040213440221 is an equidigital number, since it uses as much as digits as its factorization.

3040213440221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 3040213440221 its reverse (1220443120403), we get a palindrome (4260656560624).

The spelling of 3040213440221 in words is "three trillion, forty billion, two hundred thirteen million, four hundred forty thousand, two hundred twenty-one".