200011221953 has 2 divisors, whose sum is σ = 200011221954. Its totient is φ = 200011221952.

The previous prime is 200011221941. The next prime is 200011222031. The reversal of 200011221953 is 359122110002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169870095409 + 30141126544 = 412153^2 + 173612^2 .

It is a cyclic number.

It is not a de Polignac number, because 200011221953 - 2¹⁶ = 200011156417 is a prime.

It is not a weakly prime, because it can be changed into another prime (200013221953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005610976 + 100005610977.

It is an arithmetic number, because the mean of its divisors is an integer number (100005610977).

Almost surely, 2^200011221953 is an apocalyptic number.

It is an amenable number.

200011221953 is a deficient number, since it is larger than the sum of its proper divisors (1).

200011221953 is an equidigital number, since it uses as much as digits as its factorization.

200011221953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 200011221953 its reverse (359122110002), we get a palindrome (559133331955).

The spelling of 200011221953 in words is "two hundred billion, eleven million, two hundred twenty-one thousand, nine hundred fifty-three".