40204102213441 has 2 divisors, whose sum is σ = 40204102213442. Its totient is φ = 40204102213440.

The previous prime is 40204102213433. The next prime is 40204102213501. The reversal of 40204102213441 is 14431220140204.

40204102213441 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., 25393496326416 + 14810605887025 = 5039196^2 + 3848455^2 .

It is a cyclic number.

It is not a de Polignac number, because 40204102213441 - 2³ = 40204102213433 is a prime.

It is not a weakly prime, because it can be changed into another prime (40204102213421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20102051106720 + 20102051106721.

It is an arithmetic number, because the mean of its divisors is an integer number (20102051106721).

Almost surely, 2^{40204102213441} is an apocalyptic number.

It is an amenable number.

40204102213441 is a deficient number, since it is larger than the sum of its proper divisors (1).

40204102213441 is an equidigital number, since it uses as much as digits as its factorization.

40204102213441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 40204102213441 its reverse (14431220140204), we get a palindrome (54635322353645).

The spelling of 40204102213441 in words is "forty trillion, two hundred four billion, one hundred two million, two hundred thirteen thousand, four hundred forty-one".