12443422034 has 16 divisors (see below), whose sum is σ = 19775467008. Its totient is φ = 5852058432.

The previous prime is 12443421989. The next prime is 12443422049. The reversal of 12443422034 is 43022434421.

It is a junction number, because it is equal to n+sod(n) for n = 12443421988 and 12443422006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59234 + ... + 168509.

It is an arithmetic number, because the mean of its divisors is an integer number (1235966688).

Almost surely, 2^12443422034 is an apocalyptic number.

12443422034 is a deficient number, since it is larger than the sum of its proper divisors (7332044974).

12443422034 is a wasteful number, since it uses less digits than its factorization.

12443422034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229369.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 12443422034 its reverse (43022434421), we get a palindrome (55465856455).

The spelling of 12443422034 in words is "twelve billion, four hundred forty-three million, four hundred twenty-two thousand, thirty-four".