203311230223023 has 48 divisors (see below), whose sum is σ = 323000955828096. Its totient is φ = 122448774435840.

The previous prime is 203311230223021. The next prime is 203311230223051. The reversal of 203311230223023 is 320322032113302.

203311230223023 is a `hidden beast` number, since 2 + 0 + 3 + 311 + 2 + 302 + 23 + 0 + 23 = 666.

It is not a de Polignac number, because 203311230223023 - 2¹ = 203311230223021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203311230223021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 181110903 + ... + 182230023.

It is an arithmetic number, because the mean of its divisors is an integer number (6729186579752).

Almost surely, 2^{203311230223023} is an apocalyptic number.

203311230223023 is a deficient number, since it is larger than the sum of its proper divisors (119689725605073).

203311230223023 is a wasteful number, since it uses less digits than its factorization.

203311230223023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152224 (or 1152221 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 203311230223023 its reverse (320322032113302), we get a palindrome (523633262336325).

The spelling of 203311230223023 in words is "two hundred three trillion, three hundred eleven billion, two hundred thirty million, two hundred twenty-three thousand, twenty-three".