2231243242321 has 8 divisors (see below), whose sum is σ = 2429665963200. Its totient is φ = 2040919408080.

The previous prime is 2231243242237. The next prime is 2231243242357. The reversal of 2231243242321 is 1232423421322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2231243242321 is a prime.

It is a super-3 number, since 3×2231243242321³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2231243252321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2024721085 + ... + 2024722186.

It is an arithmetic number, because the mean of its divisors is an integer number (303708245400).

Almost surely, 2^{2231243242321} is an apocalyptic number.

It is an amenable number.

2231243242321 is a deficient number, since it is larger than the sum of its proper divisors (198422720879).

2231243242321 is a wasteful number, since it uses less digits than its factorization.

2231243242321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4049443319.

The product of its digits is 27648, while the sum is 31.

Adding to 2231243242321 its reverse (1232423421322), we get a palindrome (3463666663643).

The spelling of 2231243242321 in words is "two trillion, two hundred thirty-one billion, two hundred forty-three million, two hundred forty-two thousand, three hundred twenty-one".