201030343 has 2 divisors, whose sum is σ = 201030344. Its totient is φ = 201030342.

The previous prime is 201030341. The next prime is 201030367. The reversal of 201030343 is 343030102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201030343 - 2¹ = 201030341 is a prime.

Together with 201030341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201030341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100515171 + 100515172.

It is an arithmetic number, because the mean of its divisors is an integer number (100515172).

Almost surely, 2^201030343 is an apocalyptic number.

201030343 is a deficient number, since it is larger than the sum of its proper divisors (1).

201030343 is an equidigital number, since it uses as much as digits as its factorization.

201030343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 201030343 is about 14178.5169534758. The cubic root of 201030343 is about 585.8060750993.

Adding to 201030343 its reverse (343030102), we get a palindrome (544060445).

The spelling of 201030343 in words is "two hundred one million, thirty thousand, three hundred forty-three".