321440120232041 has 16 divisors (see below), whose sum is σ = 327451029774336. Its totient is φ = 315473135250000.

The previous prime is 321440120231983. The next prime is 321440120232061. The reversal of 321440120232041 is 140232021044123.

It is a cyclic number.

It is not a de Polignac number, because 321440120232041 - 2¹⁴ = 321440120215657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321440120231995 and 321440120232013.

It is not an unprimeable number, because it can be changed into a prime (321440120232061) 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, 6890876 + ... + 26274786.

It is an arithmetic number, because the mean of its divisors is an integer number (20465689360896).

Almost surely, 2^{321440120232041} is an apocalyptic number.

It is an amenable number.

321440120232041 is a deficient number, since it is larger than the sum of its proper divisors (6010909542295).

321440120232041 is a wasteful number, since it uses less digits than its factorization.

321440120232041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19385044.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 321440120232041 its reverse (140232021044123), we get a palindrome (461672141276164).

The spelling of 321440120232041 in words is "three hundred twenty-one trillion, four hundred forty billion, one hundred twenty million, two hundred thirty-two thousand, forty-one".