11211011219 has 2 divisors, whose sum is σ = 11211011220. Its totient is φ = 11211011218.

The previous prime is 11211011183. The next prime is 11211011243. The reversal of 11211011219 is 91211011211.

11211011219 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 is a cyclic number.

It is not a de Polignac number, because 11211011219 - 2²⁴ = 11194234003 is a prime.

It is a super-2 number, since 2×11211011219² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11211011219.

It is not a weakly prime, because it can be changed into another prime (11211014219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605505609 + 5605505610.

It is an arithmetic number, because the mean of its divisors is an integer number (5605505610).

Almost surely, 2^11211011219 is an apocalyptic number.

11211011219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211011219 is an equidigital number, since it uses as much as digits as its factorization.

11211011219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 11211011219 in words is "eleven billion, two hundred eleven million, eleven thousand, two hundred nineteen".