22021041223 has 8 divisors (see below), whose sum is σ = 22375760400. Its totient is φ = 21669126528.

The previous prime is 22021041197. The next prime is 22021041253. The reversal of 22021041223 is 32214012022.

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 22021041223 - 2⁹ = 22021040711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22021041223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021041253) 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, 685288 + ... + 716701.

It is an arithmetic number, because the mean of its divisors is an integer number (2796970050).

Almost surely, 2^22021041223 is an apocalyptic number.

22021041223 is a deficient number, since it is larger than the sum of its proper divisors (354719177).

22021041223 is a wasteful number, since it uses less digits than its factorization.

22021041223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402241.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22021041223 its reverse (32214012022), we get a palindrome (54235053245).

The spelling of 22021041223 in words is "twenty-two billion, twenty-one million, forty-one thousand, two hundred twenty-three".