203109884859353 has 2 divisors, whose sum is σ = 203109884859354. Its totient is φ = 203109884859352.

The previous prime is 203109884859341. The next prime is 203109884859359. The reversal of 203109884859353 is 353958488901302.

203109884859353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183056218649929 + 20053666209424 = 13529827^2 + 4478132^2 .

It is a cyclic number.

It is not a de Polignac number, because 203109884859353 - 2¹⁰ = 203109884858329 is a prime.

It is not a weakly prime, because it can be changed into another prime (203109884859359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101554942429676 + 101554942429677.

It is an arithmetic number, because the mean of its divisors is an integer number (101554942429677).

Almost surely, 2^{203109884859353} is an apocalyptic number.

It is an amenable number.

203109884859353 is a deficient number, since it is larger than the sum of its proper divisors (1).

203109884859353 is an equidigital number, since it uses as much as digits as its factorization.

203109884859353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 223948800, while the sum is 68.

The spelling of 203109884859353 in words is "two hundred three trillion, one hundred nine billion, eight hundred eighty-four million, eight hundred fifty-nine thousand, three hundred fifty-three".