22221023203 has 8 divisors (see below), whose sum is σ = 23424811200. Its totient is φ = 21020661288.

The previous prime is 22221023177. The next prime is 22221023207. The reversal of 22221023203 is 30232012222.

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

It is a cyclic number.

It is not a de Polignac number, because 22221023203 - 2¹⁷ = 22220892131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (22221023207) 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, 843193 + ... + 869146.

It is an arithmetic number, because the mean of its divisors is an integer number (2928101400).

Almost surely, 2^22221023203 is an apocalyptic number.

22221023203 is a deficient number, since it is larger than the sum of its proper divisors (1203787997).

22221023203 is a wasteful number, since it uses less digits than its factorization.

22221023203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713041.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22221023203 its reverse (30232012222), we get a palindrome (52453035425).

The spelling of 22221023203 in words is "twenty-two billion, two hundred twenty-one million, twenty-three thousand, two hundred three".