200591665111 has 2 divisors, whose sum is σ = 200591665112. Its totient is φ = 200591665110.

The previous prime is 200591665103. The next prime is 200591665123. The reversal of 200591665111 is 111566195002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200591665111 - 2³ = 200591665103 is a prime.

It is a super-2 number, since 2×200591665111² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200591666111) 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, 100295832555 + 100295832556.

It is an arithmetic number, because the mean of its divisors is an integer number (100295832556).

Almost surely, 2^200591665111 is an apocalyptic number.

200591665111 is a deficient number, since it is larger than the sum of its proper divisors (1).

200591665111 is an equidigital number, since it uses as much as digits as its factorization.

200591665111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 37.

The spelling of 200591665111 in words is "two hundred billion, five hundred ninety-one million, six hundred sixty-five thousand, one hundred eleven".