203423130003 has 8 divisors (see below), whose sum is σ = 271257521616. Its totient is φ = 135602079200.

The previous prime is 203423129971. The next prime is 203423130017. The reversal of 203423130003 is 300031324302.

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 203423130003 - 2⁵ = 203423129971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203423130023) 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, 3299568 + ... + 3360653.

It is an arithmetic number, because the mean of its divisors is an integer number (33907190202).

Almost surely, 2^203423130003 is an apocalyptic number.

203423130003 is a deficient number, since it is larger than the sum of its proper divisors (67834391613).

203423130003 is a wasteful number, since it uses less digits than its factorization.

203423130003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6670405.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 203423130003 its reverse (300031324302), we get a palindrome (503454454305).

The spelling of 203423130003 in words is "two hundred three billion, four hundred twenty-three million, one hundred thirty thousand, three".