21200201169233 has 2 divisors, whose sum is σ = 21200201169234. Its totient is φ = 21200201169232.

The previous prime is 21200201169227. The next prime is 21200201169239. The reversal of 21200201169233 is 33296110200212.

It is a balanced prime because it is at equal distance from previous prime (21200201169227) and next prime (21200201169239).

It can be written as a sum of positive squares in only one way, i.e., 18166152779329 + 3034048389904 = 4262177^2 + 1741852^2 .

It is a cyclic number.

It is not a de Polignac number, because 21200201169233 - 2³² = 21195906201937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21200201169233.

It is not a weakly prime, because it can be changed into another prime (21200201169239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10600100584616 + 10600100584617.

It is an arithmetic number, because the mean of its divisors is an integer number (10600100584617).

Almost surely, 2^{21200201169233} is an apocalyptic number.

It is an amenable number.

21200201169233 is a deficient number, since it is larger than the sum of its proper divisors (1).

21200201169233 is an equidigital number, since it uses as much as digits as its factorization.

21200201169233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

Adding to 21200201169233 its reverse (33296110200212), we get a palindrome (54496311369445).

The spelling of 21200201169233 in words is "twenty-one trillion, two hundred billion, two hundred one million, one hundred sixty-nine thousand, two hundred thirty-three".