200044304305381 has 2 divisors, whose sum is σ = 200044304305382. Its totient is φ = 200044304305380.

The previous prime is 200044304305379. The next prime is 200044304305441. The reversal of 200044304305381 is 183503403440002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178184854988100 + 21859449317281 = 13348590^2 + 4675409^2 .

It is a cyclic number.

It is not a de Polignac number, because 200044304305381 - 2¹ = 200044304305379 is a prime.

It is a super-2 number, since 2×200044304305381² (a number of 29 digits) contains 22 as substring.

Together with 200044304305379, 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 200044304305381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200044304305301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100022152152690 + 100022152152691.

It is an arithmetic number, because the mean of its divisors is an integer number (100022152152691).

Almost surely, 2^{200044304305381} is an apocalyptic number.

It is an amenable number.

200044304305381 is a deficient number, since it is larger than the sum of its proper divisors (1).

200044304305381 is an equidigital number, since it uses as much as digits as its factorization.

200044304305381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 200044304305381 its reverse (183503403440002), we get a palindrome (383547707745383).

The spelling of 200044304305381 in words is "two hundred trillion, forty-four billion, three hundred four million, three hundred five thousand, three hundred eighty-one".