203323321011121 has 8 divisors (see below), whose sum is σ = 203438940857600. Its totient is φ = 203207706162720.

The previous prime is 203323321011061. The next prime is 203323321011127. The reversal of 203323321011121 is 121110123323302.

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

It is a cyclic number.

It is not a de Polignac number, because 203323321011121 - 2²¹ = 203323318913969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203323321011127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81698200 + ... + 84150118.

It is an arithmetic number, because the mean of its divisors is an integer number (25429867607200).

Almost surely, 2^{203323321011121} is an apocalyptic number.

It is an amenable number.

203323321011121 is a deficient number, since it is larger than the sum of its proper divisors (115619846479).

203323321011121 is a wasteful number, since it uses less digits than its factorization.

203323321011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499039.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 203323321011121 its reverse (121110123323302), we get a palindrome (324433444334423).

The spelling of 203323321011121 in words is "two hundred three trillion, three hundred twenty-three billion, three hundred twenty-one million, eleven thousand, one hundred twenty-one".