22444412003 has 16 divisors (see below), whose sum is σ = 24770835936. Its totient is φ = 20204117760.

The previous prime is 22444411987. The next prime is 22444412051. The reversal of 22444412003 is 30021444422.

It is a happy number.

It is not a de Polignac number, because 22444412003 - 2⁴ = 22444411987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22444412603) 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 15 ways as a sum of consecutive naturals, for example, 1504700 + ... + 1519542.

It is an arithmetic number, because the mean of its divisors is an integer number (1548177246).

Almost surely, 2^22444412003 is an apocalyptic number.

22444412003 is a deficient number, since it is larger than the sum of its proper divisors (2326423933).

22444412003 is a wasteful number, since it uses less digits than its factorization.

22444412003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17734.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22444412003 its reverse (30021444422), we get a palindrome (52465856425).

The spelling of 22444412003 in words is "twenty-two billion, four hundred forty-four million, four hundred twelve thousand, three".