2341530221 has 2 divisors, whose sum is σ = 2341530222. Its totient is φ = 2341530220.

The previous prime is 2341530193. The next prime is 2341530251. The reversal of 2341530221 is 1220351432.

2341530221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2211820900 + 129709321 = 47030^2 + 11389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2341530221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2341530251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170765110 + 1170765111.

It is an arithmetic number, because the mean of its divisors is an integer number (1170765111).

Almost surely, 2^2341530221 is an apocalyptic number.

It is an amenable number.

2341530221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2341530221 is an equidigital number, since it uses as much as digits as its factorization.

2341530221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2341530221 is about 48389.3606178052. The cubic root of 2341530221 is about 1327.9037248530.

Adding to 2341530221 its reverse (1220351432), we get a palindrome (3561881653).

The spelling of 2341530221 in words is "two billion, three hundred forty-one million, five hundred thirty thousand, two hundred twenty-one".