203883802243853 has 16 divisors (see below), whose sum is σ = 217572739425600. Its totient is φ = 190491130926720.

The previous prime is 203883802243811. The next prime is 203883802243907. The reversal of 203883802243853 is 358342208388302.

It is a cyclic number.

It is not a de Polignac number, because 203883802243853 - 2¹⁰ = 203883802242829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203883802243792 and 203883802243801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203883802243553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10346138 + ... + 22689428.

It is an arithmetic number, because the mean of its divisors is an integer number (13598296214100).

Almost surely, 2^{203883802243853} is an apocalyptic number.

It is an amenable number.

203883802243853 is a deficient number, since it is larger than the sum of its proper divisors (13688937181747).

203883802243853 is a wasteful number, since it uses less digits than its factorization.

203883802243853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12355292.

The product of its (nonzero) digits is 53084160, while the sum is 59.

The spelling of 203883802243853 in words is "two hundred three trillion, eight hundred eighty-three billion, eight hundred two million, two hundred forty-three thousand, eight hundred fifty-three".