12011112211019 has 2 divisors, whose sum is σ = 12011112211020. Its totient is φ = 12011112211018.

The previous prime is 12011112210997. The next prime is 12011112211057. The reversal of 12011112211019 is 91011221111021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011112211019 - 2¹² = 12011112206923 is a prime.

It is a super-2 number, since 2×12011112211019² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12011112210985 and 12011112211003.

It is not a weakly prime, because it can be changed into another prime (12011112213019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005556105509 + 6005556105510.

It is an arithmetic number, because the mean of its divisors is an integer number (6005556105510).

Almost surely, 2^{12011112211019} is an apocalyptic number.

12011112211019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011112211019 is an equidigital number, since it uses as much as digits as its factorization.

12011112211019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 12011112211019 in words is "twelve trillion, eleven billion, one hundred twelve million, two hundred eleven thousand, nineteen".