12119863638511 has 2 divisors, whose sum is σ = 12119863638512. Its totient is φ = 12119863638510.

The previous prime is 12119863638497. The next prime is 12119863638529. The reversal of 12119863638511 is 11583636891121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12119863638511 - 2²⁷ = 12119729420783 is a prime.

It is a super-2 number, since 2×12119863638511² (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 (12119863738511) 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 as a sum of consecutive naturals, namely, 6059931819255 + 6059931819256.

It is an arithmetic number, because the mean of its divisors is an integer number (6059931819256).

Almost surely, 2^{12119863638511} is an apocalyptic number.

12119863638511 is a deficient number, since it is larger than the sum of its proper divisors (1).

12119863638511 is an equidigital number, since it uses as much as digits as its factorization.

12119863638511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 55.

The spelling of 12119863638511 in words is "twelve trillion, one hundred nineteen billion, eight hundred sixty-three million, six hundred thirty-eight thousand, five hundred eleven".