203243102423 has 8 divisors (see below), whose sum is σ = 203467236336. Its totient is φ = 203019040000.

The previous prime is 203243102371. The next prime is 203243102453. The reversal of 203243102423 is 324201342302.

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 203243102423 - 2²⁴ = 203226325207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203243102392 and 203243102401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203243102453) 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, 7244423 + ... + 7272423.

It is an arithmetic number, because the mean of its divisors is an integer number (25433404542).

Almost surely, 2^203243102423 is an apocalyptic number.

203243102423 is a deficient number, since it is larger than the sum of its proper divisors (224133913).

203243102423 is a wasteful number, since it uses less digits than its factorization.

203243102423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35745.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 203243102423 its reverse (324201342302), we get a palindrome (527444444725).

The spelling of 203243102423 in words is "two hundred three billion, two hundred forty-three million, one hundred two thousand, four hundred twenty-three".