203214343 has 2 divisors, whose sum is σ = 203214344. Its totient is φ = 203214342.

The previous prime is 203214301. The next prime is 203214359. The reversal of 203214343 is 343412302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203214343 - 2⁹ = 203213831 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203214383) 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, 101607171 + 101607172.

It is an arithmetic number, because the mean of its divisors is an integer number (101607172).

Almost surely, 2^203214343 is an apocalyptic number.

203214343 is a deficient number, since it is larger than the sum of its proper divisors (1).

203214343 is an equidigital number, since it uses as much as digits as its factorization.

203214343 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 22.

The square root of 203214343 is about 14255.3268289436. The cubic root of 203214343 is about 587.9198440338.

Adding to 203214343 its reverse (343412302), we get a palindrome (546626645).

The spelling of 203214343 in words is "two hundred three million, two hundred fourteen thousand, three hundred forty-three".