111000102121219 has 2 divisors, whose sum is σ = 111000102121220. Its totient is φ = 111000102121218.

The previous prime is 111000102121211. The next prime is 111000102121241. The reversal of 111000102121219 is 912121201000111.

It is a happy number.

It is an a-pointer prime, because the next prime (111000102121241) can be obtained adding 111000102121219 to its sum of digits (22).

It is a weak prime.

It is an emirp because it is prime and its reverse (912121201000111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111000102121219 - 2³ = 111000102121211 is a prime.

It is a super-2 number, since 2×111000102121219² (a number of 29 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 111000102121219.

It is not a weakly prime, because it can be changed into another prime (111000102121211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500051060609 + 55500051060610.

It is an arithmetic number, because the mean of its divisors is an integer number (55500051060610).

Almost surely, 2^{111000102121219} is an apocalyptic number.

111000102121219 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000102121219 is an equidigital number, since it uses as much as digits as its factorization.

111000102121219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 111000102121219 in words is "one hundred eleven trillion, one hundred two million, one hundred twenty-one thousand, two hundred nineteen".