22001000223 has 8 divisors (see below), whose sum is σ = 29344453936. Its totient is φ = 14662440000.

The previous prime is 22001000209. The next prime is 22001000227. The reversal of 22001000223 is 32200010022.

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

It is not a de Polignac number, because 22001000223 - 2¹⁶ = 22000934687 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22001000199 and 22001000208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001000227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1212868 + ... + 1230873.

It is an arithmetic number, because the mean of its divisors is an integer number (3668056742).

Almost surely, 2^22001000223 is an apocalyptic number.

22001000223 is a deficient number, since it is larger than the sum of its proper divisors (7343453713).

22001000223 is a wasteful number, since it uses less digits than its factorization.

22001000223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446745.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 22001000223 its reverse (32200010022), we get a palindrome (54201010245).

The spelling of 22001000223 in words is "twenty-two billion, one million, two hundred twenty-three", and thus it is an aban number.