321103342423043 has 4 divisors (see below), whose sum is σ = 321104106609648. Its totient is φ = 321102578236440.

The previous prime is 321103342422997. The next prime is 321103342423147. The reversal of 321103342423043 is 340324243301123.

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 321103342423043 - 2¹⁴ = 321103342406659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321103342422994 and 321103342423012.

It is not an unprimeable number, because it can be changed into a prime (321103342425043) 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, 381462671 + ... + 382303512.

It is an arithmetic number, because the mean of its divisors is an integer number (80276026652412).

Almost surely, 2^{321103342423043} is an apocalyptic number.

321103342423043 is a deficient number, since it is larger than the sum of its proper divisors (764186605).

321103342423043 is an equidigital number, since it uses as much as digits as its factorization.

321103342423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764186604.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 321103342423043 its reverse (340324243301123), we get a palindrome (661427585724166).

The spelling of 321103342423043 in words is "three hundred twenty-one trillion, one hundred three billion, three hundred forty-two million, four hundred twenty-three thousand, forty-three".