203310120223 has 6 divisors (see below), whose sum is σ = 236503609296. Its totient is φ = 174265817292.

The previous prime is 203310120193. The next prime is 203310120257. The reversal of 203310120223 is 322021013302.

It is not a de Polignac number, because 203310120223 - 2⁵ = 203310120191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203310120223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203310120523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2074593015 + ... + 2074593112.

It is an arithmetic number, because the mean of its divisors is an integer number (39417268216).

Almost surely, 2^203310120223 is an apocalyptic number.

203310120223 is a deficient number, since it is larger than the sum of its proper divisors (33193489073).

203310120223 is an equidigital number, since it uses as much as digits as its factorization.

203310120223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4149186141 (or 4149186134 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 203310120223 its reverse (322021013302), we get a palindrome (525331133525).

The spelling of 203310120223 in words is "two hundred three billion, three hundred ten million, one hundred twenty thousand, two hundred twenty-three".