204431433310441 has 2 divisors, whose sum is σ = 204431433310442. Its totient is φ = 204431433310440.

The previous prime is 204431433310439. The next prime is 204431433310451. The reversal of 204431433310441 is 144013334134402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190727258643216 + 13704174667225 = 13810404^2 + 3701915^2 .

It is a cyclic number.

It is not a de Polignac number, because 204431433310441 - 2¹ = 204431433310439 is a prime.

It is a super-2 number, since 2×204431433310441² (a number of 29 digits) contains 22 as substring.

Together with 204431433310439, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 204431433310441.

It is not a weakly prime, because it can be changed into another prime (204431433310421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102215716655220 + 102215716655221.

It is an arithmetic number, because the mean of its divisors is an integer number (102215716655221).

Almost surely, 2^{204431433310441} is an apocalyptic number.

It is an amenable number.

204431433310441 is a deficient number, since it is larger than the sum of its proper divisors (1).

204431433310441 is an equidigital number, since it uses as much as digits as its factorization.

204431433310441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 204431433310441 its reverse (144013334134402), we get a palindrome (348444767444843).

The spelling of 204431433310441 in words is "two hundred four trillion, four hundred thirty-one billion, four hundred thirty-three million, three hundred ten thousand, four hundred forty-one".