203310055103 has 8 divisors (see below), whose sum is σ = 206757223536. Its totient is φ = 199866571200.

The previous prime is 203310055033. The next prime is 203310055121. The reversal of 203310055103 is 301550013302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203310055103 - 2²² = 203305860799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203310055133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809726 + ... + 1030667.

It is an arithmetic number, because the mean of its divisors is an integer number (25844652942).

Almost surely, 2^203310055103 is an apocalyptic number.

203310055103 is a deficient number, since it is larger than the sum of its proper divisors (3447168433).

203310055103 is a wasteful number, since it uses less digits than its factorization.

203310055103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842265.

The product of its (nonzero) digits is 1350, while the sum is 23.

Adding to 203310055103 its reverse (301550013302), we get a palindrome (504860068405).

The spelling of 203310055103 in words is "two hundred three billion, three hundred ten million, fifty-five thousand, one hundred three".