211383103 has 2 divisors, whose sum is σ = 211383104. Its totient is φ = 211383102.

The previous prime is 211383097. The next prime is 211383121. The reversal of 211383103 is 301383112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211383103 - 2²⁵ = 177828671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211383143) 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, 105691551 + 105691552.

It is an arithmetic number, because the mean of its divisors is an integer number (105691552).

Almost surely, 2^211383103 is an apocalyptic number.

211383103 is a deficient number, since it is larger than the sum of its proper divisors (1).

211383103 is an equidigital number, since it uses as much as digits as its factorization.

211383103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 211383103 is about 14539.0200151179. The cubic root of 211383103 is about 595.6942704375.

Subtracting 211383103 from its reverse (301383112), we obtain a palindrome (90000009).

The spelling of 211383103 in words is "two hundred eleven million, three hundred eighty-three thousand, one hundred three".