203243311122 has 8 divisors (see below), whose sum is σ = 406486622256. Its totient is φ = 67747770372.

The previous prime is 203243311093. The next prime is 203243311127. The reversal of 203243311122 is 221113342302.

It is a sphenic number, since it is the product of 3 distinct primes.

203243311122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 203243311092 and 203243311101.

It is not an unprimeable number, because it can be changed into a prime (203243311127) 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, 16936942588 + ... + 16936942599.

It is an arithmetic number, because the mean of its divisors is an integer number (50810827782).

Almost surely, 2^203243311122 is an apocalyptic number.

203243311122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203243311122 is a wasteful number, since it uses less digits than its factorization.

203243311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33873885192.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 203243311122 its reverse (221113342302), we get a palindrome (424356653424).

The spelling of 203243311122 in words is "two hundred three billion, two hundred forty-three million, three hundred eleven thousand, one hundred twenty-two".