12331423043432 has 8 divisors (see below), whose sum is σ = 23121418206450. Its totient is φ = 6165711521712.

The previous prime is 12331423043351. The next prime is 12331423043477. The reversal of 12331423043432 is 23434032413321.

It can be written as a sum of positive squares in only one way, i.e., 9309784825636 + 3021638217796 = 3051194^2 + 1738286^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12331423043392 and 12331423043401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770713940207 + ... + 770713940222.

Almost surely, 2^{12331423043432} is an apocalyptic number.

It is an amenable number.

12331423043432 is a deficient number, since it is larger than the sum of its proper divisors (10789995163018).

12331423043432 is a wasteful number, since it uses less digits than its factorization.

12331423043432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541427880435 (or 1541427880431 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 12331423043432 its reverse (23434032413321), we get a palindrome (35765455456753).

The spelling of 12331423043432 in words is "twelve trillion, three hundred thirty-one billion, four hundred twenty-three million, forty-three thousand, four hundred thirty-two".