200211000210121 has 2 divisors, whose sum is σ = 200211000210122. Its totient is φ = 200211000210120.

The previous prime is 200211000210113. The next prime is 200211000210269. The reversal of 200211000210121 is 121012000112002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180843862752400 + 19367137457721 = 13447820^2 + 4400811^2 .

It is a cyclic number.

It is not a de Polignac number, because 200211000210121 - 2³ = 200211000210113 is a prime.

It is a super-2 number, since 2×200211000210121² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200211000211121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105500105060 + 100105500105061.

It is an arithmetic number, because the mean of its divisors is an integer number (100105500105061).

Almost surely, 2^{200211000210121} is an apocalyptic number.

It is an amenable number.

200211000210121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200211000210121 is an equidigital number, since it uses as much as digits as its factorization.

200211000210121 is an odious number, because the sum of its binary digits is odd.

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

Adding to 200211000210121 its reverse (121012000112002), we get a palindrome (321223000322123).

The spelling of 200211000210121 in words is "two hundred trillion, two hundred eleven billion, two hundred ten thousand, one hundred twenty-one".