22213020044 has 12 divisors (see below), whose sum is σ = 38895757824. Its totient is φ = 11099946384.

The previous prime is 22213019993. The next prime is 22213020047. The reversal of 22213020044 is 44002031222.

It is a junction number, because it is equal to n+sod(n) for n = 22213019998 and 22213020025.

It is not an unprimeable number, because it can be changed into a prime (22213020047) 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, 1633292 + ... + 1646835.

It is an arithmetic number, because the mean of its divisors is an integer number (3241313152).

Almost surely, 2^22213020044 is an apocalyptic number.

It is an amenable number.

22213020044 is a deficient number, since it is larger than the sum of its proper divisors (16682737780).

22213020044 is a wasteful number, since it uses less digits than its factorization.

22213020044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281824 (or 3281822 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22213020044 its reverse (44002031222), we get a palindrome (66215051266).

The spelling of 22213020044 in words is "twenty-two billion, two hundred thirteen million, twenty thousand, forty-four".