22044452003 has 8 divisors (see below), whose sum is σ = 25194880608. Its totient is φ = 18894328704.

The previous prime is 22044451991. The next prime is 22044452057. The reversal of 22044452003 is 30025444022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22044452003 - 2¹⁰ = 22044450979 is a prime.

It is a super-2 number, since 2×22044452003² (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 (22044452503) 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 7 ways as a sum of consecutive naturals, for example, 108125 + ... + 236177.

It is an arithmetic number, because the mean of its divisors is an integer number (3149360076).

Almost surely, 2^22044452003 is an apocalyptic number.

22044452003 is a deficient number, since it is larger than the sum of its proper divisors (3150428605).

22044452003 is a wasteful number, since it uses less digits than its factorization.

22044452003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152653.

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 22044452003 its reverse (30025444022), we get a palindrome (52069896025).

The spelling of 22044452003 in words is "twenty-two billion, forty-four million, four hundred fifty-two thousand, three".