12043331801 has 2 divisors, whose sum is σ = 12043331802. Its totient is φ = 12043331800.

The previous prime is 12043331767. The next prime is 12043331827. The reversal of 12043331801 is 10813334021.

It is an a-pointer prime, because the next prime (12043331827) can be obtained adding 12043331801 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7743120025 + 4300211776 = 87995^2 + 65576^2 .

It is a cyclic number.

It is not a de Polignac number, because 12043331801 - 2³⁰ = 10969589977 is a prime.

It is not a weakly prime, because it can be changed into another prime (12043331831) by changing a digit.

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 as a sum of consecutive naturals, namely, 6021665900 + 6021665901.

It is an arithmetic number, because the mean of its divisors is an integer number (6021665901).

Almost surely, 2^12043331801 is an apocalyptic number.

It is an amenable number.

12043331801 is a deficient number, since it is larger than the sum of its proper divisors (1).

12043331801 is an equidigital number, since it uses as much as digits as its factorization.

12043331801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 12043331801 its reverse (10813334021), we get a palindrome (22856665822).

The spelling of 12043331801 in words is "twelve billion, forty-three million, three hundred thirty-one thousand, eight hundred one".