4000220220041 has 2 divisors, whose sum is σ = 4000220220042. Its totient is φ = 4000220220040.

The previous prime is 4000220219981. The next prime is 4000220220083. The reversal of 4000220220041 is 1400220220004.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2234965200400 + 1765255019641 = 1494980^2 + 1328629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000220220041 is a prime.

It is not a weakly prime, because it can be changed into another prime (4000220225041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000110110020 + 2000110110021.

It is an arithmetic number, because the mean of its divisors is an integer number (2000110110021).

Almost surely, 2^{4000220220041} is an apocalyptic number.

It is an amenable number.

4000220220041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000220220041 is an equidigital number, since it uses as much as digits as its factorization.

4000220220041 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.

Adding to 4000220220041 its reverse (1400220220004), we get a palindrome (5400440440045).

The spelling of 4000220220041 in words is "four trillion, two hundred twenty million, two hundred twenty thousand, forty-one".