12321342412 has 6 divisors (see below), whose sum is σ = 21562349228. Its totient is φ = 6160671204.

The previous prime is 12321342409. The next prime is 12321342461. The reversal of 12321342412 is 21424312321.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1540167798 + ... + 1540167805.

Almost surely, 2^12321342412 is an apocalyptic number.

It is an amenable number.

12321342412 is a deficient number, since it is larger than the sum of its proper divisors (9241006816).

12321342412 is a wasteful number, since it uses less digits than its factorization.

12321342412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080335607 (or 3080335605 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

Adding to 12321342412 its reverse (21424312321), we get a palindrome (33745654733).

The spelling of 12321342412 in words is "twelve billion, three hundred twenty-one million, three hundred forty-two thousand, four hundred twelve".