22021103223 has 24 divisors (see below), whose sum is σ = 37605828000. Its totient is φ = 12149573184.

The previous prime is 22021103219. The next prime is 22021103263. The reversal of 22021103223 is 32230112022.

It is not a de Polignac number, because 22021103223 - 2² = 22021103219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22021103196 and 22021103205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021103213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6024748 + ... + 6028401.

It is an arithmetic number, because the mean of its divisors is an integer number (1566909500).

Almost surely, 2^22021103223 is an apocalyptic number.

22021103223 is a deficient number, since it is larger than the sum of its proper divisors (15584724777).

22021103223 is a wasteful number, since it uses less digits than its factorization.

22021103223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12053191 (or 12053188 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22021103223 its reverse (32230112022), we get a palindrome (54251215245).

The spelling of 22021103223 in words is "twenty-two billion, twenty-one million, one hundred three thousand, two hundred twenty-three".