221200022033 has 2 divisors, whose sum is σ = 221200022034. Its totient is φ = 221200022032.

The previous prime is 221200021993. The next prime is 221200022059. The reversal of 221200022033 is 330220002122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148958946304 + 72241075729 = 385952^2 + 268777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221200022033 is a prime.

It is not a weakly prime, because it can be changed into another prime (221200022063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110600011016 + 110600011017.

It is an arithmetic number, because the mean of its divisors is an integer number (110600011017).

Almost surely, 2^221200022033 is an apocalyptic number.

It is an amenable number.

221200022033 is a deficient number, since it is larger than the sum of its proper divisors (1).

221200022033 is an equidigital number, since it uses as much as digits as its factorization.

221200022033 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 17.

Adding to 221200022033 its reverse (330220002122), we get a palindrome (551420024155).

The spelling of 221200022033 in words is "two hundred twenty-one billion, two hundred million, twenty-two thousand, thirty-three".