203013000323 has 32 divisors (see below), whose sum is σ = 242027429760. Its totient is φ = 166607400960.

The previous prime is 203013000293. The next prime is 203013000361. The reversal of 203013000323 is 323000310302.

It is not a de Polignac number, because 203013000323 - 2⁶ = 203013000259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203013000373) 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, 13934963 + ... + 13949523.

It is an arithmetic number, because the mean of its divisors is an integer number (7563357180).

Almost surely, 2^203013000323 is an apocalyptic number.

203013000323 is a deficient number, since it is larger than the sum of its proper divisors (39014429437).

203013000323 is a wasteful number, since it uses less digits than its factorization.

203013000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15167.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 203013000323 its reverse (323000310302), we get a palindrome (526013310625).

The spelling of 203013000323 in words is "two hundred three billion, thirteen million, three hundred twenty-three", and thus it is an aban number.