203111330123441 has 16 divisors (see below), whose sum is σ = 204160783647744. Its totient is φ = 202063160572224.

The previous prime is 203111330123381. The next prime is 203111330123459. The reversal of 203111330123441 is 144321033111302.

It is a cyclic number.

It is not a de Polignac number, because 203111330123441 - 2²⁶ = 203111263014577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (203111330123941) 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, 2080732751 + ... + 2080830363.

It is an arithmetic number, because the mean of its divisors is an integer number (12760048977984).

Almost surely, 2^{203111330123441} is an apocalyptic number.

It is an amenable number.

203111330123441 is a deficient number, since it is larger than the sum of its proper divisors (1049453524303).

203111330123441 is a wasteful number, since it uses less digits than its factorization.

203111330123441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104080.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 203111330123441 its reverse (144321033111302), we get a palindrome (347432363234743).

The spelling of 203111330123441 in words is "two hundred three trillion, one hundred eleven billion, three hundred thirty million, one hundred twenty-three thousand, four hundred forty-one".