203313303113 has 8 divisors (see below), whose sum is σ = 212448096000. Its totient is φ = 194203100608.

The previous prime is 203313303107. The next prime is 203313303121. The reversal of 203313303113 is 311303313302.

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 203313303113 - 2¹⁸ = 203313040969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203313303163) 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, 6130688 + ... + 6163761.

It is an arithmetic number, because the mean of its divisors is an integer number (26556012000).

Almost surely, 2^203313303113 is an apocalyptic number.

203313303113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

203313303113 is a deficient number, since it is larger than the sum of its proper divisors (9134792887).

203313303113 is a wasteful number, since it uses less digits than its factorization.

203313303113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12295191.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 203313303113 its reverse (311303313302), we get a palindrome (514616616415).

The spelling of 203313303113 in words is "two hundred three billion, three hundred thirteen million, three hundred three thousand, one hundred thirteen".