321123343321123 has 16 divisors (see below), whose sum is σ = 370563418441216. Its totient is φ = 272574628217280.

The previous prime is 321123343321111. The next prime is 321123343321141.

321123343321123 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 321123343321123 - 2¹⁷ = 321123343190051 is a prime.

It is a super-2 number, since 2×321123343321123² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321123343321723) 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, 127525903 + ... + 130019623.

It is an arithmetic number, because the mean of its divisors is an integer number (23160213652576).

Almost surely, 2^{321123343321123} is an apocalyptic number.

321123343321123 is a deficient number, since it is larger than the sum of its proper divisors (49440075120093).

321123343321123 is a wasteful number, since it uses less digits than its factorization.

321123343321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2672434.

The product of its digits is 46656, while the sum is 34.

The spelling of 321123343321123 in words is "three hundred twenty-one trillion, one hundred twenty-three billion, three hundred forty-three million, three hundred twenty-one thousand, one hundred twenty-three".