203313412302423 has 32 divisors (see below), whose sum is σ = 271923969381120. Its totient is φ = 135123283676160.

The previous prime is 203313412302401. The next prime is 203313412302491. The reversal of 203313412302423 is 324203214313302.

It is not a de Polignac number, because 203313412302423 - 2¹² = 203313412298327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203313412302523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10749919815 + ... + 10749938727.

It is an arithmetic number, because the mean of its divisors is an integer number (8497624043160).

Almost surely, 2^{203313412302423} is an apocalyptic number.

203313412302423 is a deficient number, since it is larger than the sum of its proper divisors (68610557078697).

203313412302423 is a wasteful number, since it uses less digits than its factorization.

203313412302423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27839.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 203313412302423 its reverse (324203214313302), we get a palindrome (527516626615725).

The spelling of 203313412302423 in words is "two hundred three trillion, three hundred thirteen billion, four hundred twelve million, three hundred two thousand, four hundred twenty-three".