2335040221 has 2 divisors, whose sum is σ = 2335040222. Its totient is φ = 2335040220.

The previous prime is 2335040177. The next prime is 2335040233. The reversal of 2335040221 is 1220405332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2041774596 + 293265625 = 45186^2 + 17125^2 .

It is a cyclic number.

It is not a de Polignac number, because 2335040221 - 2¹⁵ = 2335007453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2335040192 and 2335040201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2335040251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1167520110 + 1167520111.

It is an arithmetic number, because the mean of its divisors is an integer number (1167520111).

Almost surely, 2^2335040221 is an apocalyptic number.

It is an amenable number.

2335040221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2335040221 is an equidigital number, since it uses as much as digits as its factorization.

2335040221 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 22.

The square root of 2335040221 is about 48322.2538899005. The cubic root of 2335040221 is about 1326.6757430238.

Adding to 2335040221 its reverse (1220405332), we get a palindrome (3555445553).

The spelling of 2335040221 in words is "two billion, three hundred thirty-five million, forty thousand, two hundred twenty-one".