321113332020103 has 4 divisors (see below), whose sum is σ = 366986665165840. Its totient is φ = 275239998874368.

The previous prime is 321113332020071. The next prime is 321113332020109. The reversal of 321113332020103 is 301020233311123.

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

It is a cyclic number.

It is not a de Polignac number, because 321113332020103 - 2⁵ = 321113332020071 is a prime.

It is a super-3 number, since 3×321113332020103³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321113332020109) 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, 22936666572858 + ... + 22936666572871.

It is an arithmetic number, because the mean of its divisors is an integer number (91746666291460).

Almost surely, 2^{321113332020103} is an apocalyptic number.

321113332020103 is a deficient number, since it is larger than the sum of its proper divisors (45873333145737).

321113332020103 is an equidigital number, since it uses as much as digits as its factorization.

321113332020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45873333145736.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 321113332020103 its reverse (301020233311123), we get a palindrome (622133565331226).

The spelling of 321113332020103 in words is "three hundred twenty-one trillion, one hundred thirteen billion, three hundred thirty-two million, twenty thousand, one hundred three".