200012534081 has 2 divisors, whose sum is σ = 200012534082. Its totient is φ = 200012534080.

The previous prime is 200012533993. The next prime is 200012534123. The reversal of 200012534081 is 180435210002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138413761600 + 61598772481 = 372040^2 + 248191^2 .

It is a cyclic number.

It is not a de Polignac number, because 200012534081 - 2³⁰ = 198938792257 is a prime.

It is a super-2 number, since 2×200012534081² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200012534081.

It is not a weakly prime, because it can be changed into another prime (200012534681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100006267040 + 100006267041.

It is an arithmetic number, because the mean of its divisors is an integer number (100006267041).

Almost surely, 2^200012534081 is an apocalyptic number.

It is an amenable number.

200012534081 is a deficient number, since it is larger than the sum of its proper divisors (1).

200012534081 is an equidigital number, since it uses as much as digits as its factorization.

200012534081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 200012534081 its reverse (180435210002), we get a palindrome (380447744083).

The spelling of 200012534081 in words is "two hundred billion, twelve million, five hundred thirty-four thousand, eighty-one".