203313312030047 has 2 divisors, whose sum is σ = 203313312030048. Its totient is φ = 203313312030046.

The previous prime is 203313312029951. The next prime is 203313312030071. The reversal of 203313312030047 is 740030213313302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203313312030047 - 2²⁰ = 203313310981471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203313312029995 and 203313312030022.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203313312030347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101656656015023 + 101656656015024.

It is an arithmetic number, because the mean of its divisors is an integer number (101656656015024).

Almost surely, 2^{203313312030047} is an apocalyptic number.

203313312030047 is a deficient number, since it is larger than the sum of its proper divisors (1).

203313312030047 is an equidigital number, since it uses as much as digits as its factorization.

203313312030047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 32.

Adding to 203313312030047 its reverse (740030213313302), we get a palindrome (943343525343349).

The spelling of 203313312030047 in words is "two hundred three trillion, three hundred thirteen billion, three hundred twelve million, thirty thousand, forty-seven".