311430241024321 has 8 divisors (see below), whose sum is σ = 331884956208384. Its totient is φ = 291551715000480.

The previous prime is 311430241024283. The next prime is 311430241024333. The reversal of 311430241024321 is 123420142034113.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 311430241024321 - 2¹⁹ = 311430240500033 is a prime.

It is a super-3 number, since 3×311430241024321³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311430241024361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144047288940 + ... + 144047291101.

It is an arithmetic number, because the mean of its divisors is an integer number (41485619526048).

Almost surely, 2^{311430241024321} is an apocalyptic number.

It is an amenable number.

311430241024321 is a deficient number, since it is larger than the sum of its proper divisors (20454715184063).

311430241024321 is a wasteful number, since it uses less digits than its factorization.

311430241024321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288094580111.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 311430241024321 its reverse (123420142034113), we get a palindrome (434850383058434).

The spelling of 311430241024321 in words is "three hundred eleven trillion, four hundred thirty billion, two hundred forty-one million, twenty-four thousand, three hundred twenty-one".