200211201020251 has 2 divisors, whose sum is σ = 200211201020252. Its totient is φ = 200211201020250.

The previous prime is 200211201020167. The next prime is 200211201020269. The reversal of 200211201020251 is 152020102112002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200211201020251 - 2⁷ = 200211201020123 is a prime.

It is not a weakly prime, because it can be changed into another prime (200211201024251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105600510125 + 100105600510126.

It is an arithmetic number, because the mean of its divisors is an integer number (100105600510126).

Almost surely, 2^{200211201020251} is an apocalyptic number.

200211201020251 is a deficient number, since it is larger than the sum of its proper divisors (1).

200211201020251 is an equidigital number, since it uses as much as digits as its factorization.

200211201020251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 200211201020251 its reverse (152020102112002), we get a palindrome (352231303132253).

The spelling of 200211201020251 in words is "two hundred trillion, two hundred eleven billion, two hundred one million, twenty thousand, two hundred fifty-one".