200211001099909 has 2 divisors, whose sum is σ = 200211001099910. Its totient is φ = 200211001099908.

The previous prime is 200211001099883. The next prime is 200211001099931. The reversal of 200211001099909 is 909990100112002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146516136228225 + 53694864871684 = 12104385^2 + 7327678^2 .

It is a cyclic number.

It is not a de Polignac number, because 200211001099909 - 2¹⁵ = 200211001067141 is a prime.

It is a super-2 number, since 2×200211001099909² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200211001099009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105500549954 + 100105500549955.

It is an arithmetic number, because the mean of its divisors is an integer number (100105500549955).

Almost surely, 2^{200211001099909} is an apocalyptic number.

It is an amenable number.

200211001099909 is a deficient number, since it is larger than the sum of its proper divisors (1).

200211001099909 is an equidigital number, since it uses as much as digits as its factorization.

200211001099909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 200211001099909 in words is "two hundred trillion, two hundred eleven billion, one million, ninety-nine thousand, nine hundred nine".