4000222241 has 2 divisors, whose sum is σ = 4000222242. Its totient is φ = 4000222240.

The previous prime is 4000222231. The next prime is 4000222249. The reversal of 4000222241 is 1422220004.

It is a happy number.

4000222241 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., 3987291025 + 12931216 = 63145^2 + 3596^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000222241 - 2²⁶ = 3933113377 is a prime.

It is not a weakly prime, because it can be changed into another prime (4000222249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000111120 + 2000111121.

It is an arithmetic number, because the mean of its divisors is an integer number (2000111121).

Almost surely, 2^4000222241 is an apocalyptic number.

It is an amenable number.

4000222241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000222241 is an equidigital number, since it uses as much as digits as its factorization.

4000222241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4000222241 is about 63247.3101483375. The cubic root of 4000222241 is about 1587.4304502235.

Adding to 4000222241 its reverse (1422220004), we get a palindrome (5422442245).

The spelling of 4000222241 in words is "four billion, two hundred twenty-two thousand, two hundred forty-one".