200211000102121 has 2 divisors, whose sum is σ = 200211000102122. Its totient is φ = 200211000102120.

The previous prime is 200211000102097. The next prime is 200211000102229. The reversal of 200211000102121 is 121201000112002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115670992952025 + 84540007150096 = 10755045^2 + 9194564^2 .

It is a cyclic number.

It is not a de Polignac number, because 200211000102121 - 2³⁷ = 200073561148649 is a prime.

It is not a weakly prime, because it can be changed into another prime (200211000100121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105500051060 + 100105500051061.

It is an arithmetic number, because the mean of its divisors is an integer number (100105500051061).

Almost surely, 2^{200211000102121} is an apocalyptic number.

It is an amenable number.

200211000102121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200211000102121 is an equidigital number, since it uses as much as digits as its factorization.

200211000102121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200211000102121 its reverse (121201000112002), we get a palindrome (321412000214123).

The spelling of 200211000102121 in words is "two hundred trillion, two hundred eleven billion, one hundred two thousand, one hundred twenty-one".