12278200043 has 8 divisors (see below), whose sum is σ = 12431204688. Its totient is φ = 12125316384.

The previous prime is 12278200027. The next prime is 12278200063. The reversal of 12278200043 is 34000287221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12278200043 - 2⁴ = 12278200027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12278199979 and 12278200015.

It is not an unprimeable number, because it can be changed into a prime (12278200063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183305 + ... + 241157.

It is an arithmetic number, because the mean of its divisors is an integer number (1553900586).

Almost surely, 2^12278200043 is an apocalyptic number.

12278200043 is a deficient number, since it is larger than the sum of its proper divisors (153004645).

12278200043 is an equidigital number, since it uses as much as digits as its factorization.

12278200043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60493.

The product of its (nonzero) digits is 5376, while the sum is 29.

Adding to 12278200043 its reverse (34000287221), we get a palindrome (46278487264).

The spelling of 12278200043 in words is "twelve billion, two hundred seventy-eight million, two hundred thousand, forty-three".