12304354331 has 8 divisors (see below), whose sum is σ = 12573401664. Its totient is φ = 12035609280.

The previous prime is 12304354319. The next prime is 12304354351. The reversal of 12304354331 is 13345340321.

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-12304354331 is a prime.

It is a super-2 number, since 2×12304354331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12304354294 and 12304354303.

It is not an unprimeable number, because it can be changed into a prime (12304354301) 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, 7721 + ... + 157061.

It is an arithmetic number, because the mean of its divisors is an integer number (1571675208).

Almost surely, 2^12304354331 is an apocalyptic number.

12304354331 is a deficient number, since it is larger than the sum of its proper divisors (269047333).

12304354331 is a wasteful number, since it uses less digits than its factorization.

12304354331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151141.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 12304354331 its reverse (13345340321), we get a palindrome (25649694652).

The spelling of 12304354331 in words is "twelve billion, three hundred four million, three hundred fifty-four thousand, three hundred thirty-one".