203212020523 has 2 divisors, whose sum is σ = 203212020524. Its totient is φ = 203212020522.

The previous prime is 203212020521. The next prime is 203212020563. The reversal of 203212020523 is 325020212302.

203212020523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203212020523 - 2¹ = 203212020521 is a prime.

Together with 203212020521, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 203212020494 and 203212020503.

It is not a weakly prime, because it can be changed into another prime (203212020521) 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, 101606010261 + 101606010262.

It is an arithmetic number, because the mean of its divisors is an integer number (101606010262).

Almost surely, 2^203212020523 is an apocalyptic number.

203212020523 is a deficient number, since it is larger than the sum of its proper divisors (1).

203212020523 is an equidigital number, since it uses as much as digits as its factorization.

203212020523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 203212020523 its reverse (325020212302), we get a palindrome (528232232825).

The spelling of 203212020523 in words is "two hundred three billion, two hundred twelve million, twenty thousand, five hundred twenty-three".