22110212219 has 4 divisors (see below), whose sum is σ = 22872633360. Its totient is φ = 21347791080.

The previous prime is 22110212213. The next prime is 22110212221. The reversal of 22110212219 is 91221201122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91221201122 = 2 ⋅45610600561.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22110212219 is a prime.

It is a super-2 number, since 2×22110212219² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110212194 and 22110212203.

It is not an unprimeable number, because it can be changed into a prime (22110212213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381210527 + ... + 381210584.

It is an arithmetic number, because the mean of its divisors is an integer number (5718158340).

Almost surely, 2^22110212219 is an apocalyptic number.

22110212219 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

22110212219 is a deficient number, since it is larger than the sum of its proper divisors (762421141).

22110212219 is an equidigital number, since it uses as much as digits as its factorization.

22110212219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762421140.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 22110212219 in words is "twenty-two billion, one hundred ten million, two hundred twelve thousand, two hundred nineteen".