22044011 has 4 divisors (see below), whose sum is σ = 24048024. Its totient is φ = 20040000.

The previous prime is 22043999. The next prime is 22044013. The reversal of 22044011 is 11044022.

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 22044011 - 2⁶ = 22043947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22044013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001990 + ... + 1002011.

It is an arithmetic number, because the mean of its divisors is an integer number (6012006).

Almost surely, 2^22044011 is an apocalyptic number.

22044011 is a deficient number, since it is larger than the sum of its proper divisors (2004013).

22044011 is a wasteful number, since it uses less digits than its factorization.

22044011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004012.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 22044011 is about 4695.1050041506. The cubic root of 22044011 is about 280.3906579292.

Adding to 22044011 its reverse (11044022), we get a palindrome (33088033).

The spelling of 22044011 in words is "twenty-two million, forty-four thousand, eleven".