200912011 has 2 divisors, whose sum is σ = 200912012. Its totient is φ = 200912010.

The previous prime is 200912009. The next prime is 200912017. The reversal of 200912011 is 110219002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200912011 - 2¹ = 200912009 is a prime.

Together with 200912009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200912017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100456005 + 100456006.

It is an arithmetic number, because the mean of its divisors is an integer number (100456006).

Almost surely, 2^200912011 is an apocalyptic number.

200912011 is a deficient number, since it is larger than the sum of its proper divisors (1).

200912011 is an equidigital number, since it uses as much as digits as its factorization.

200912011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 200912011 is about 14174.3434063099. The cubic root of 200912011 is about 585.6911120063.

The spelling of 200912011 in words is "two hundred million, nine hundred twelve thousand, eleven".