2011120219 has 2 divisors, whose sum is σ = 2011120220. Its totient is φ = 2011120218.

The previous prime is 2011120211. The next prime is 2011120261. The reversal of 2011120219 is 9120211102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011120219 - 2³ = 2011120211 is a prime.

It is a super-2 number, since 2×2011120219² = 8089209070541215922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2011120196 and 2011120205.

It is not a weakly prime, because it can be changed into another prime (2011120211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005560109 + 1005560110.

It is an arithmetic number, because the mean of its divisors is an integer number (1005560110).

Almost surely, 2^2011120219 is an apocalyptic number.

2011120219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011120219 is an equidigital number, since it uses as much as digits as its factorization.

2011120219 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 19.

The square root of 2011120219 is about 44845.5150377382. The cubic root of 2011120219 is about 1262.2518350769.

The spelling of 2011120219 in words is "two billion, eleven million, one hundred twenty thousand, two hundred nineteen".