200123031203 has 4 divisors (see below), whose sum is σ = 200190438360. Its totient is φ = 200055624048.

The previous prime is 200123031193. The next prime is 200123031209. The reversal of 200123031203 is 302130321002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200123031203 - 2⁶ = 200123031139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200123031209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33699125 + ... + 33705062.

It is an arithmetic number, because the mean of its divisors is an integer number (50047609590).

Almost surely, 2^200123031203 is an apocalyptic number.

200123031203 is a deficient number, since it is larger than the sum of its proper divisors (67407157).

200123031203 is an equidigital number, since it uses as much as digits as its factorization.

200123031203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67407156.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200123031203 its reverse (302130321002), we get a palindrome (502253352205).

The spelling of 200123031203 in words is "two hundred billion, one hundred twenty-three million, thirty-one thousand, two hundred three".