321324423123 has 16 divisors (see below), whose sum is σ = 467551625472. Its totient is φ = 194670972000.

The previous prime is 321324423061. The next prime is 321324423157.

It is a happy number.

321324423123 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 321324423123 - 2¹⁶ = 321324357587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321324423223) 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, 1685743 + ... + 1866648.

It is an arithmetic number, because the mean of its divisors is an integer number (29221976592).

Almost surely, 2^321324423123 is an apocalyptic number.

321324423123 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

321324423123 is a deficient number, since it is larger than the sum of its proper divisors (146227202349).

321324423123 is a wasteful number, since it uses less digits than its factorization.

321324423123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555146.

The product of its digits is 20736, while the sum is 30.

It can be divided in two parts, 321324 and 423123, that added together give a palindrome (744447).

The spelling of 321324423123 in words is "three hundred twenty-one billion, three hundred twenty-four million, four hundred twenty-three thousand, one hundred twenty-three".