203250204011 has 4 divisors (see below), whose sum is σ = 203615106192. Its totient is φ = 202885301832.

The previous prime is 203250204007. The next prime is 203250204013. The reversal of 203250204011 is 110402052302.

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 203250204011 - 2² = 203250204007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203250204013) 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, 182450255 + ... + 182451368.

It is an arithmetic number, because the mean of its divisors is an integer number (50903776548).

Almost surely, 2^203250204011 is an apocalyptic number.

203250204011 is a deficient number, since it is larger than the sum of its proper divisors (364902181).

203250204011 is an equidigital number, since it uses as much as digits as its factorization.

203250204011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364902180.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 203250204011 its reverse (110402052302), we get a palindrome (313652256313).

The spelling of 203250204011 in words is "two hundred three billion, two hundred fifty million, two hundred four thousand, eleven".