203403114442 has 32 divisors (see below), whose sum is σ = 346832176320. Its totient is φ = 88616196480.

The previous prime is 203403114391. The next prime is 203403114451. The reversal of 203403114442 is 244411304302.

It is a self number, because there is not a number n which added to its sum of digits gives 203403114442.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1076148 + ... + 1250959.

It is an arithmetic number, because the mean of its divisors is an integer number (10838505510).

Almost surely, 2^203403114442 is an apocalyptic number.

203403114442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

203403114442 is a deficient number, since it is larger than the sum of its proper divisors (143429061878).

203403114442 is a wasteful number, since it uses less digits than its factorization.

203403114442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327286.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 203403114442 its reverse (244411304302), we get a palindrome (447814418744).

The spelling of 203403114442 in words is "two hundred three billion, four hundred three million, one hundred fourteen thousand, four hundred forty-two".