203400012203 has 8 divisors (see below), whose sum is σ = 204740318400. Its totient is φ = 202060272960.

The previous prime is 203400012121. The next prime is 203400012229. The reversal of 203400012203 is 302210004302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203400012203 - 2²² = 203395817899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203400012253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 590558 + ... + 869228.

It is an arithmetic number, because the mean of its divisors is an integer number (25592539800).

Almost surely, 2^203400012203 is an apocalyptic number.

203400012203 is a deficient number, since it is larger than the sum of its proper divisors (1340306197).

203400012203 is a wasteful number, since it uses less digits than its factorization.

203400012203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283477.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 203400012203 its reverse (302210004302), we get a palindrome (505610016505).

The spelling of 203400012203 in words is "two hundred three billion, four hundred million, twelve thousand, two hundred three".