12011334433409 has 2 divisors, whose sum is σ = 12011334433410. Its totient is φ = 12011334433408.

The previous prime is 12011334433403. The next prime is 12011334433411. The reversal of 12011334433409 is 90433443311021.

12011334433409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11882774179600 + 128560253809 = 3447140^2 + 358553^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011334433409 - 2³² = 12007039466113 is a prime.

It is a super-2 number, since 2×12011334433409² (a number of 27 digits) contains 22 as substring.

Together with 12011334433411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12011334433403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005667216704 + 6005667216705.

It is an arithmetic number, because the mean of its divisors is an integer number (6005667216705).

Almost surely, 2^{12011334433409} is an apocalyptic number.

It is an amenable number.

12011334433409 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011334433409 is an equidigital number, since it uses as much as digits as its factorization.

12011334433409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 12011334433409 in words is "twelve trillion, eleven billion, three hundred thirty-four million, four hundred thirty-three thousand, four hundred nine".