22055839219 has 4 divisors (see below), whose sum is σ = 23353241544. Its totient is φ = 20758436896.

The previous prime is 22055839193. The next prime is 22055839301. The reversal of 22055839219 is 91293855022.

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 22055839219 - 2¹¹ = 22055837171 is a prime.

It is a super-2 number, since 2×22055839219² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22055839019) 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 in 3 ways as a sum of consecutive naturals, for example, 648701137 + ... + 648701170.

It is an arithmetic number, because the mean of its divisors is an integer number (5838310386).

Almost surely, 2^22055839219 is an apocalyptic number.

22055839219 is a deficient number, since it is larger than the sum of its proper divisors (1297402325).

22055839219 is a wasteful number, since it uses less digits than its factorization.

22055839219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297402324.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 22055839219 in words is "twenty-two billion, fifty-five million, eight hundred thirty-nine thousand, two hundred nineteen".