321124565421123 has 32 divisors (see below), whose sum is σ = 444686625864000. Its totient is φ = 205953077569536.

The previous prime is 321124565421109. The next prime is 321124565421133.

321124565421123 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 321124565421123 - 2⁹ = 321124565420611 is a prime.

It is a super-2 number, since 2×321124565421123² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321124565421133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 655849303 + ... + 656338751.

It is an arithmetic number, because the mean of its divisors is an integer number (13896457058250).

Almost surely, 2^{321124565421123} is an apocalyptic number.

321124565421123 is a deficient number, since it is larger than the sum of its proper divisors (123562060442877).

321124565421123 is a wasteful number, since it uses less digits than its factorization.

321124565421123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555991.

The product of its digits is 345600, while the sum is 42.

The spelling of 321124565421123 in words is "three hundred twenty-one trillion, one hundred twenty-four billion, five hundred sixty-five million, four hundred twenty-one thousand, one hundred twenty-three".