200020443137 has 2 divisors, whose sum is σ = 200020443138. Its totient is φ = 200020443136.

The previous prime is 200020443083. The next prime is 200020443143. The reversal of 200020443137 is 731344020002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185960175361 + 14060267776 = 431231^2 + 118576^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020443137 - 2¹² = 200020439041 is a prime.

It is not a weakly prime, because it can be changed into another prime (200020443187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010221568 + 100010221569.

It is an arithmetic number, because the mean of its divisors is an integer number (100010221569).

Almost surely, 2^200020443137 is an apocalyptic number.

It is an amenable number.

200020443137 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020443137 is an equidigital number, since it uses as much as digits as its factorization.

200020443137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 200020443137 its reverse (731344020002), we get a palindrome (931364463139).

The spelling of 200020443137 in words is "two hundred billion, twenty million, four hundred forty-three thousand, one hundred thirty-seven".