203313312030001 has 4 divisors (see below), whose sum is σ = 203313506028400. Its totient is φ = 203313118031604.

The previous prime is 203313312029951. The next prime is 203313312030047. The reversal of 203313312030001 is 100030213313302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 203313312030001 - 2²¹ = 203313309932849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203313312030071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95418591 + ... + 97526068.

It is an arithmetic number, because the mean of its divisors is an integer number (50828376507100).

Almost surely, 2^{203313312030001} is an apocalyptic number.

It is an amenable number.

203313312030001 is a deficient number, since it is larger than the sum of its proper divisors (193998399).

203313312030001 is a wasteful number, since it uses less digits than its factorization.

203313312030001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193998398.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 203313312030001 its reverse (100030213313302), we get a palindrome (303343525343303).

The spelling of 203313312030001 in words is "two hundred three trillion, three hundred thirteen billion, three hundred twelve million, thirty thousand, one".