203340134003 has 4 divisors (see below), whose sum is σ = 203341282800. Its totient is φ = 203338985208.

The previous prime is 203340133949. The next prime is 203340134017. The reversal of 203340134003 is 300431043302.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 203340134003 - 2¹² = 203340129907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203340134003.

It is not an unprimeable number, because it can be changed into a prime (203340134083) 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, 246500 + ... + 683697.

It is an arithmetic number, because the mean of its divisors is an integer number (50835320700).

Almost surely, 2^203340134003 is an apocalyptic number.

203340134003 is a deficient number, since it is larger than the sum of its proper divisors (1148797).

203340134003 is an equidigital number, since it uses as much as digits as its factorization.

203340134003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148796.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 203340134003 its reverse (300431043302), we get a palindrome (503771177305).

The spelling of 203340134003 in words is "two hundred three billion, three hundred forty million, one hundred thirty-four thousand, three".