203343110423101 has 64 divisors (see below), whose sum is σ = 239074065997056. Its totient is φ = 170905780224000.

The previous prime is 203343110423041. The next prime is 203343110423147. The reversal of 203343110423101 is 101324011343302.

It is a cyclic number.

It is not a de Polignac number, because 203343110423101 - 2⁷ = 203343110422973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203343110423101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203343110423191) 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 63 ways as a sum of consecutive naturals, for example, 1776284001 + ... + 1776398473.

It is an arithmetic number, because the mean of its divisors is an integer number (3735532281204).

Almost surely, 2^{203343110423101} is an apocalyptic number.

It is an amenable number.

203343110423101 is a deficient number, since it is larger than the sum of its proper divisors (35730955573955).

203343110423101 is a wasteful number, since it uses less digits than its factorization.

203343110423101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115342.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 203343110423101 its reverse (101324011343302), we get a palindrome (304667121766403).

The spelling of 203343110423101 in words is "two hundred three trillion, three hundred forty-three billion, one hundred ten million, four hundred twenty-three thousand, one hundred one".