203242006646027 has 2 divisors, whose sum is σ = 203242006646028. Its totient is φ = 203242006646026.

The previous prime is 203242006646023. The next prime is 203242006646071. The reversal of 203242006646027 is 720646600242302.

It is an a-pointer prime, because the next prime (203242006646071) can be obtained adding 203242006646027 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203242006646027 - 2² = 203242006646023 is a prime.

It is not a weakly prime, because it can be changed into another prime (203242006646023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101621003323013 + 101621003323014.

It is an arithmetic number, because the mean of its divisors is an integer number (101621003323014).

Almost surely, 2^{203242006646027} is an apocalyptic number.

203242006646027 is a deficient number, since it is larger than the sum of its proper divisors (1).

203242006646027 is an equidigital number, since it uses as much as digits as its factorization.

203242006646027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 44.

Adding to 203242006646027 its reverse (720646600242302), we get a palindrome (923888606888329).

The spelling of 203242006646027 in words is "two hundred three trillion, two hundred forty-two billion, six million, six hundred forty-six thousand, twenty-seven".