11123012221219 has 2 divisors, whose sum is σ = 11123012221220. Its totient is φ = 11123012221218.

The previous prime is 11123012221199. The next prime is 11123012221247. The reversal of 11123012221219 is 91212221032111.

It is an a-pointer prime, because the next prime (11123012221247) can be obtained adding 11123012221219 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123012221219 - 2¹¹ = 11123012219171 is a prime.

It is a super-2 number, since 2×11123012221219² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11123012225219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561506110609 + 5561506110610.

It is an arithmetic number, because the mean of its divisors is an integer number (5561506110610).

Almost surely, 2^{11123012221219} is an apocalyptic number.

11123012221219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123012221219 is an equidigital number, since it uses as much as digits as its factorization.

11123012221219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 11123012221219 in words is "eleven trillion, one hundred twenty-three billion, twelve million, two hundred twenty-one thousand, two hundred nineteen".