22001122219 has 4 divisors (see below), whose sum is σ = 23159076040. Its totient is φ = 20843168400.

The previous prime is 22001122211. The next prime is 22001122229. The reversal of 22001122219 is 91222110022.

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 22001122219 - 2³ = 22001122211 is a prime.

It is a super-2 number, since 2×22001122219² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22001122219.

It is not an unprimeable number, because it can be changed into a prime (22001122211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578976882 + ... + 578976919.

It is an arithmetic number, because the mean of its divisors is an integer number (5789769010).

Almost surely, 2^22001122219 is an apocalyptic number.

22001122219 is a deficient number, since it is larger than the sum of its proper divisors (1157953821).

22001122219 is a wasteful number, since it uses less digits than its factorization.

22001122219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157953820.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 22001122219 in words is "twenty-two billion, one million, one hundred twenty-two thousand, two hundred nineteen".