22101010219 has 2 divisors, whose sum is σ = 22101010220. Its totient is φ = 22101010218.

The previous prime is 22101010213. The next prime is 22101010231. The reversal of 22101010219 is 91201010122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22101010219 - 2⁷ = 22101010091 is a prime.

It is a super-2 number, since 2×22101010219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22101010196 and 22101010205.

It is not a weakly prime, because it can be changed into another prime (22101010213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050505109 + 11050505110.

It is an arithmetic number, because the mean of its divisors is an integer number (11050505110).

Almost surely, 2^22101010219 is an apocalyptic number.

22101010219 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101010219 is an equidigital number, since it uses as much as digits as its factorization.

22101010219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 22101010219 in words is "twenty-two billion, one hundred one million, ten thousand, two hundred nineteen".