321312404213123 has 8 divisors (see below), whose sum is σ = 326264219162640. Its totient is φ = 316365180658560.

The previous prime is 321312404213111. The next prime is 321312404213189.

321312404213123 is nontrivially palindromic in base 10.

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 321312404213123 - 2⁸ = 321312404212867 is a prime.

It is a super-2 number, since 2×321312404213123² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 321312404213123.

It is not an unprimeable number, because it can be changed into a prime (321312404213623) 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, 1147707698 + ... + 1147987623.

It is an arithmetic number, because the mean of its divisors is an integer number (40783027395330).

Almost surely, 2^{321312404213123} is an apocalyptic number.

321312404213123 is a deficient number, since it is larger than the sum of its proper divisors (4951814949517).

321312404213123 is a wasteful number, since it uses less digits than its factorization.

321312404213123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295697477.

The product of its (nonzero) digits is 20736, while the sum is 32.

It can be divided in two parts, 32131240 and 4213123, that added together give a palindrome (36344363).

The spelling of 321312404213123 in words is "three hundred twenty-one trillion, three hundred twelve billion, four hundred four million, two hundred thirteen thousand, one hundred twenty-three".