200011123203 has 4 divisors (see below), whose sum is σ = 266681497608. Its totient is φ = 133340748800.

The previous prime is 200011123171. The next prime is 200011123217. The reversal of 200011123203 is 302321110002.

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 200011123203 - 2⁵ = 200011123171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200011123303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33335187198 + ... + 33335187203.

It is an arithmetic number, because the mean of its divisors is an integer number (66670374402).

Almost surely, 2^200011123203 is an apocalyptic number.

200011123203 is a deficient number, since it is larger than the sum of its proper divisors (66670374405).

200011123203 is an equidigital number, since it uses as much as digits as its factorization.

200011123203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66670374404.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 200011123203 its reverse (302321110002), we get a palindrome (502332233205).

The spelling of 200011123203 in words is "two hundred billion, eleven million, one hundred twenty-three thousand, two hundred three".