12111100100219 has 2 divisors, whose sum is σ = 12111100100220. Its totient is φ = 12111100100218.

The previous prime is 12111100100153. The next prime is 12111100100251. The reversal of 12111100100219 is 91200100111121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12111100100219 is a prime.

It is a super-2 number, since 2×12111100100219² (a number of 27 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 12111100100219.

It is not a weakly prime, because it can be changed into another prime (12111100100819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055550050109 + 6055550050110.

It is an arithmetic number, because the mean of its divisors is an integer number (6055550050110).

Almost surely, 2^{12111100100219} is an apocalyptic number.

12111100100219 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111100100219 is an equidigital number, since it uses as much as digits as its factorization.

12111100100219 is an evil number, because the sum of its binary digits is even.

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

The spelling of 12111100100219 in words is "twelve trillion, one hundred eleven billion, one hundred million, one hundred thousand, two hundred nineteen".