268900211 has 2 divisors, whose sum is σ = 268900212. Its totient is φ = 268900210.

The previous prime is 268900193. The next prime is 268900249. The reversal of 268900211 is 112009862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268900211 - 2⁶ = 268900147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (268950211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134450105 + 134450106.

It is an arithmetic number, because the mean of its divisors is an integer number (134450106).

Almost surely, 2^268900211 is an apocalyptic number.

268900211 is a deficient number, since it is larger than the sum of its proper divisors (1).

268900211 is an equidigital number, since it uses as much as digits as its factorization.

268900211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 268900211 is about 16398.1770633202. The cubic root of 268900211 is about 645.4516484941.

The spelling of 268900211 in words is "two hundred sixty-eight million, nine hundred thousand, two hundred eleven".