321211222112123 has 16 divisors (see below), whose sum is σ = 376810771704000. Its totient is φ = 268129106928000.

The previous prime is 321211222112093. The next prime is 321211222112167.

321211222112123 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 321211222112123 - 2³⁰ = 321210148370299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321211222112092 and 321211222112101.

It is not an unprimeable number, because it can be changed into a prime (321211222112623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3723972248 + ... + 3724058501.

It is an arithmetic number, because the mean of its divisors is an integer number (23550673231500).

Almost surely, 2^{321211222112123} is an apocalyptic number.

321211222112123 is a deficient number, since it is larger than the sum of its proper divisors (55599549591877).

321211222112123 is a wasteful number, since it uses less digits than its factorization.

321211222112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7448030918.

The product of its digits is 1152, while the sum is 26.

The spelling of 321211222112123 in words is "three hundred twenty-one trillion, two hundred eleven billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty-three".