22120222219 has 4 divisors (see below), whose sum is σ = 22120939296. Its totient is φ = 22119505144.

The previous prime is 22120222211. The next prime is 22120222321. The reversal of 22120222219 is 91222202122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22120222219 - 2³ = 22120222211 is a prime.

It is a super-2 number, since 2×22120222219² (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 = 22120222193 and 22120222202.

It is not an unprimeable number, because it can be changed into a prime (22120222211) 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, 310084 + ... + 374689.

It is an arithmetic number, because the mean of its divisors is an integer number (5530234824).

Almost surely, 2^22120222219 is an apocalyptic number.

22120222219 is a deficient number, since it is larger than the sum of its proper divisors (717077).

22120222219 is an equidigital number, since it uses as much as digits as its factorization.

22120222219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717076.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 22120222219 in words is "twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, two hundred nineteen".