205533122341103 has 4 divisors (see below), whose sum is σ = 205533162595320. Its totient is φ = 205533082086888.

The previous prime is 205533122341051. The next prime is 205533122341133. The reversal of 205533122341103 is 301143221335502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-205533122341103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205533122341133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11126693 + ... + 23127246.

It is an arithmetic number, because the mean of its divisors is an integer number (51383290648830).

Almost surely, 2^{205533122341103} is an apocalyptic number.

205533122341103 is a deficient number, since it is larger than the sum of its proper divisors (40254217).

205533122341103 is an equidigital number, since it uses as much as digits as its factorization.

205533122341103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40254216.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 205533122341103 its reverse (301143221335502), we get a palindrome (506676343676605).

The spelling of 205533122341103 in words is "two hundred five trillion, five hundred thirty-three billion, one hundred twenty-two million, three hundred forty-one thousand, one hundred three".