321213410133043 has 4 divisors (see below), whose sum is σ = 321225273121680. Its totient is φ = 321201547144408.

The previous prime is 321213410133023. The next prime is 321213410133113. The reversal of 321213410133043 is 340331014312123.

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 321213410133043 - 2³⁷ = 321075971179571 is a prime.

It is a super-3 number, since 3×321213410133043³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321213410132996 and 321213410133014.

It is not an unprimeable number, because it can be changed into a prime (321213410133023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5931453703 + ... + 5931507856.

It is an arithmetic number, because the mean of its divisors is an integer number (80306318280420).

Almost surely, 2^{321213410133043} is an apocalyptic number.

321213410133043 is a deficient number, since it is larger than the sum of its proper divisors (11862988637).

321213410133043 is a wasteful number, since it uses less digits than its factorization.

321213410133043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11862988636.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 321213410133043 its reverse (340331014312123), we get a palindrome (661544424445166).

The spelling of 321213410133043 in words is "three hundred twenty-one trillion, two hundred thirteen billion, four hundred ten million, one hundred thirty-three thousand, forty-three".