110403400203 has 12 divisors (see below), whose sum is σ = 168852259368. Its totient is φ = 69272721600.

The previous prime is 110403400183. The next prime is 110403400241. The reversal of 110403400203 is 302004304011.

It is not a de Polignac number, because 110403400203 - 2¹² = 110403396107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110403400243) 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 11 ways as a sum of consecutive naturals, for example, 360795273 + ... + 360795578.

It is an arithmetic number, because the mean of its divisors is an integer number (14071021614).

Almost surely, 2^110403400203 is an apocalyptic number.

110403400203 is a deficient number, since it is larger than the sum of its proper divisors (58448859165).

110403400203 is a wasteful number, since it uses less digits than its factorization.

110403400203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721590874 (or 721590871 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 110403400203 its reverse (302004304011), we get a palindrome (412407704214).

The spelling of 110403400203 in words is "one hundred ten billion, four hundred three million, four hundred thousand, two hundred three".