1111011220219 has 2 divisors, whose sum is σ = 1111011220220. Its totient is φ = 1111011220218.

The previous prime is 1111011220171. The next prime is 1111011220243. The reversal of 1111011220219 is 9120221101111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111011220219 - 2⁷ = 1111011220091 is a prime.

It is a super-2 number, since 2×1111011220219² (a number of 25 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 1111011220219.

It is not a weakly prime, because it can be changed into another prime (1111011220259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555505610109 + 555505610110.

It is an arithmetic number, because the mean of its divisors is an integer number (555505610110).

Almost surely, 2^{1111011220219} is an apocalyptic number.

1111011220219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111011220219 is an equidigital number, since it uses as much as digits as its factorization.

1111011220219 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 1111011220219 in words is "one trillion, one hundred eleven billion, eleven million, two hundred twenty thousand, two hundred nineteen".