22020223044 has 48 divisors (see below), whose sum is σ = 53165649600. Its totient is φ = 7085183616.

The previous prime is 22020223007. The next prime is 22020223067. The reversal of 22020223044 is 44032202022.

It is a self number, because there is not a number n which added to its sum of digits gives 22020223044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2608222 + ... + 2616650.

It is an arithmetic number, because the mean of its divisors is an integer number (1107617700).

Almost surely, 2^22020223044 is an apocalyptic number.

It is an amenable number.

22020223044 is an abundant number, since it is smaller than the sum of its proper divisors (31145426556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22020223044 is a wasteful number, since it uses less digits than its factorization.

22020223044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15972 (or 15970 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22020223044 its reverse (44032202022), we get a palindrome (66052425066).

The spelling of 22020223044 in words is "twenty-two billion, twenty million, two hundred twenty-three thousand, forty-four".