200005111 has 2 divisors, whose sum is σ = 200005112. Its totient is φ = 200005110.

The previous prime is 200005063. The next prime is 200005121. The reversal of 200005111 is 111500002.

It is a happy number.

It is an a-pointer prime, because the next prime (200005121) can be obtained adding 200005111 to its sum of digits (10).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200005111 - 2¹³ = 199996919 is a prime.

It is a super-3 number, since 3×200005111³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200005121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100002555 + 100002556.

It is an arithmetic number, because the mean of its divisors is an integer number (100002556).

Almost surely, 2^200005111 is an apocalyptic number.

200005111 is a deficient number, since it is larger than the sum of its proper divisors (1).

200005111 is an equidigital number, since it uses as much as digits as its factorization.

200005111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 200005111 is about 14142.3163237144. The cubic root of 200005111 is about 584.8085291517.

Adding to 200005111 its reverse (111500002), we get a palindrome (311505113).

The spelling of 200005111 in words is "two hundred million, five thousand, one hundred eleven".