22028755223 has 8 divisors (see below), whose sum is σ = 22447248336. Its totient is φ = 21610368000.

The previous prime is 22028755207. The next prime is 22028755253. The reversal of 22028755223 is 32255782022.

It is a happy number.

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 22028755223 - 2⁴ = 22028755207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22028755253) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 487208 + ... + 530498.

It is an arithmetic number, because the mean of its divisors is an integer number (2805906042).

Almost surely, 2^22028755223 is an apocalyptic number.

22028755223 is a deficient number, since it is larger than the sum of its proper divisors (418493113).

22028755223 is an equidigital number, since it uses as much as digits as its factorization.

22028755223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52945.

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 22028755223 in words is "twenty-two billion, twenty-eight million, seven hundred fifty-five thousand, two hundred twenty-three".