11220020219 has 2 divisors, whose sum is σ = 11220020220. Its totient is φ = 11220020218.

The previous prime is 11220020197. The next prime is 11220020243. The reversal of 11220020219 is 91202002211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11220020219 - 2²⁴ = 11203243003 is a prime.

It is a super-2 number, since 2×11220020219² (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 11220020219.

It is not a weakly prime, because it can be changed into another prime (11220020249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610010109 + 5610010110.

It is an arithmetic number, because the mean of its divisors is an integer number (5610010110).

Almost surely, 2^11220020219 is an apocalyptic number.

11220020219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220020219 is an equidigital number, since it uses as much as digits as its factorization.

11220020219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 11220020219 in words is "eleven billion, two hundred twenty million, twenty thousand, two hundred nineteen".