321233242240043 has 16 divisors (see below), whose sum is σ = 367279565912064. Its totient is φ = 275225891922240.

The previous prime is 321233242240007. The next prime is 321233242240069. The reversal of 321233242240043 is 340042242332123.

It is not a de Polignac number, because 321233242240043 - 2⁶ = 321233242239979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321233242239985 and 321233242240012.

It is not an unprimeable number, because it can be changed into a prime (321233242245043) 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, 489135071 + ... + 489791367.

It is an arithmetic number, because the mean of its divisors is an integer number (22954972869504).

Almost surely, 2^{321233242240043} is an apocalyptic number.

321233242240043 is a deficient number, since it is larger than the sum of its proper divisors (46046323672021).

321233242240043 is a wasteful number, since it uses less digits than its factorization.

321233242240043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685882.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 321233242240043 its reverse (340042242332123), we get a palindrome (661275484572166).

The spelling of 321233242240043 in words is "three hundred twenty-one trillion, two hundred thirty-three billion, two hundred forty-two million, two hundred forty thousand, forty-three".