203342431124113 has 32 divisors (see below), whose sum is σ = 225194596774560. Its totient is φ = 182738301419520.

The previous prime is 203342431124111. The next prime is 203342431124167. The reversal of 203342431124113 is 311421134243302.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 134184481344 + 203208246642769 = 366312^2 + 14255113^2 .

It is a cyclic number.

It is not a de Polignac number, because 203342431124113 - 2¹ = 203342431124111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203342431124111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61562095 + ... + 64780987.

It is an arithmetic number, because the mean of its divisors is an integer number (7037331149205).

Almost surely, 2^{203342431124113} is an apocalyptic number.

It is an amenable number.

203342431124113 is a deficient number, since it is larger than the sum of its proper divisors (21852165650447).

203342431124113 is a wasteful number, since it uses less digits than its factorization.

203342431124113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220357.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 203342431124113 its reverse (311421134243302), we get a palindrome (514763565367415).

The spelling of 203342431124113 in words is "two hundred three trillion, three hundred forty-two billion, four hundred thirty-one million, one hundred twenty-four thousand, one hundred thirteen".