12043321104469 has 2 divisors, whose sum is σ = 12043321104470. Its totient is φ = 12043321104468.

The previous prime is 12043321104433. The next prime is 12043321104509. The reversal of 12043321104469 is 96440112334021.

It is an a-pointer prime, because the next prime (12043321104509) can be obtained adding 12043321104469 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12041503787569 + 1817316900 = 3470087^2 + 42630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12043321104469 is a prime.

It is a super-2 number, since 2×12043321104469² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12043321104769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021660552234 + 6021660552235.

It is an arithmetic number, because the mean of its divisors is an integer number (6021660552235).

Almost surely, 2^{12043321104469} is an apocalyptic number.

It is an amenable number.

12043321104469 is a deficient number, since it is larger than the sum of its proper divisors (1).

12043321104469 is an equidigital number, since it uses as much as digits as its factorization.

12043321104469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 12043321104469 in words is "twelve trillion, forty-three billion, three hundred twenty-one million, one hundred four thousand, four hundred sixty-nine".