103216343 has 2 divisors, whose sum is σ = 103216344. Its totient is φ = 103216342.

The previous prime is 103216339. The next prime is 103216369. The reversal of 103216343 is 343612301.

It is a weak prime.

It is an emirp because it is prime and its reverse (343612301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103216343 - 2² = 103216339 is a prime.

It is a super-2 number, since 2×103216343² = 21307226924587298, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103216943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51608171 + 51608172.

It is an arithmetic number, because the mean of its divisors is an integer number (51608172).

Almost surely, 2^103216343 is an apocalyptic number.

103216343 is a deficient number, since it is larger than the sum of its proper divisors (1).

103216343 is an equidigital number, since it uses as much as digits as its factorization.

103216343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 103216343 is about 10159.5444287625. The cubic root of 103216343 is about 469.0827788535.

Adding to 103216343 its reverse (343612301), we get a palindrome (446828644).

The spelling of 103216343 in words is "one hundred three million, two hundred sixteen thousand, three hundred forty-three".