12310432442 has 32 divisors (see below), whose sum is σ = 23120982144. Its totient is φ = 4775673600.

The previous prime is 12310432403. The next prime is 12310432469. The reversal of 12310432442 is 24423401321.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135659 + ... + 207422.

It is an arithmetic number, because the mean of its divisors is an integer number (722530692).

Almost surely, 2^12310432442 is an apocalyptic number.

12310432442 is a deficient number, since it is larger than the sum of its proper divisors (10810549702).

12310432442 is a wasteful number, since it uses less digits than its factorization.

12310432442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343334.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12310432442 its reverse (24423401321), we get a palindrome (36733833763).

The spelling of 12310432442 in words is "twelve billion, three hundred ten million, four hundred thirty-two thousand, four hundred forty-two".