201321121333103 has 8 divisors (see below), whose sum is σ = 202343787079200. Its totient is φ = 200298565605600.

The previous prime is 201321121333093. The next prime is 201321121333177. The reversal of 201321121333103 is 301333121123102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201321121333103 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 (201321121330103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23834348 + ... + 31156353.

It is an arithmetic number, because the mean of its divisors is an integer number (25292973384900).

Almost surely, 2^{201321121333103} is an apocalyptic number.

201321121333103 is a deficient number, since it is larger than the sum of its proper divisors (1022665746097).

201321121333103 is a wasteful number, since it uses less digits than its factorization.

201321121333103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55009297.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 201321121333103 its reverse (301333121123102), we get a palindrome (502654242456205).

The spelling of 201321121333103 in words is "two hundred one trillion, three hundred twenty-one billion, one hundred twenty-one million, three hundred thirty-three thousand, one hundred three".