201202523 has 2 divisors, whose sum is σ = 201202524. Its totient is φ = 201202522.

The previous prime is 201202511. The next prime is 201202537. The reversal of 201202523 is 325202102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201202523 - 2¹⁸ = 200940379 is a prime.

It is not a weakly prime, because it can be changed into another prime (201202223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100601261 + 100601262.

It is an arithmetic number, because the mean of its divisors is an integer number (100601262).

Almost surely, 2^201202523 is an apocalyptic number.

201202523 is a deficient number, since it is larger than the sum of its proper divisors (1).

201202523 is an equidigital number, since it uses as much as digits as its factorization.

201202523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 201202523 is about 14184.5875160330. The cubic root of 201202523 is about 585.9732725912.

Adding to 201202523 its reverse (325202102), we get a palindrome (526404625).

The spelling of 201202523 in words is "two hundred one million, two hundred two thousand, five hundred twenty-three".