22144035020444 has 12 divisors (see below), whose sum is σ = 38752097298600. Its totient is φ = 11072007220848.

The previous prime is 22144035020441. The next prime is 22144035020473. The reversal of 22144035020444 is 44402053044122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144035020441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4324622 + ... + 7936650.

It is an arithmetic number, because the mean of its divisors is an integer number (3229341441550).

Almost surely, 2^{22144035020444} is an apocalyptic number.

It is an amenable number.

22144035020444 is a deficient number, since it is larger than the sum of its proper divisors (16608062278156).

22144035020444 is a wasteful number, since it uses less digits than its factorization.

22144035020444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5144692 (or 5144690 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 22144035020444 its reverse (44402053044122), we get a palindrome (66546088064566).

The spelling of 22144035020444 in words is "twenty-two trillion, one hundred forty-four billion, thirty-five million, twenty thousand, four hundred forty-four".