200021121012233 has 2 divisors, whose sum is σ = 200021121012234. Its totient is φ = 200021121012232.

The previous prime is 200021121012199. The next prime is 200021121012241. The reversal of 200021121012233 is 332210121120002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119149733918329 + 80871387093904 = 10915573^2 + 8992852^2 .

It is a cyclic number.

It is not a de Polignac number, because 200021121012233 - 2³⁸ = 199746243105289 is a prime.

It is not a weakly prime, because it can be changed into another prime (200021121011233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010560506116 + 100010560506117.

It is an arithmetic number, because the mean of its divisors is an integer number (100010560506117).

Almost surely, 2^{200021121012233} is an apocalyptic number.

It is an amenable number.

200021121012233 is a deficient number, since it is larger than the sum of its proper divisors (1).

200021121012233 is an equidigital number, since it uses as much as digits as its factorization.

200021121012233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 200021121012233 its reverse (332210121120002), we get a palindrome (532231242132235).

The spelling of 200021121012233 in words is "two hundred trillion, twenty-one billion, one hundred twenty-one million, twelve thousand, two hundred thirty-three".