321240332044023 has 16 divisors (see below), whose sum is σ = 489509345665536. Its totient is φ = 183565803425760.

The previous prime is 321240332044013. The next prime is 321240332044109. The reversal of 321240332044023 is 320440233042123.

It is not a de Polignac number, because 321240332044023 - 2⁵ = 321240332043991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321240332044013) 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, 53516358 + ... + 59215548.

It is an arithmetic number, because the mean of its divisors is an integer number (30594334104096).

Almost surely, 2^{321240332044023} is an apocalyptic number.

321240332044023 is a deficient number, since it is larger than the sum of its proper divisors (168269013621513).

321240332044023 is a wasteful number, since it uses less digits than its factorization.

321240332044023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8383294.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 321240332044023 its reverse (320440233042123), we get a palindrome (641680565086146).

The spelling of 321240332044023 in words is "three hundred twenty-one trillion, two hundred forty billion, three hundred thirty-two million, forty-four thousand, twenty-three".