210103343 has 2 divisors, whose sum is σ = 210103344. Its totient is φ = 210103342.

The previous prime is 210103297. The next prime is 210103351. The reversal of 210103343 is 343301012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210103343 - 2²⁴ = 193326127 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210103373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105051671 + 105051672.

It is an arithmetic number, because the mean of its divisors is an integer number (105051672).

Almost surely, 2^210103343 is an apocalyptic number.

210103343 is a deficient number, since it is larger than the sum of its proper divisors (1).

210103343 is an equidigital number, since it uses as much as digits as its factorization.

210103343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 210103343 is about 14494.9419798770. The cubic root of 210103343 is about 594.4896813069.

Adding to 210103343 its reverse (343301012), we get a palindrome (553404355).

The spelling of 210103343 in words is "two hundred ten million, one hundred three thousand, three hundred forty-three".