22028285223 has 24 divisors (see below), whose sum is σ = 36395812128. Its totient is φ = 12576632832.

The previous prime is 22028285221. The next prime is 22028285231. The reversal of 22028285223 is 32258282022.

It is not a de Polignac number, because 22028285223 - 2¹ = 22028285221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22028285221) 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, 78990 + ... + 224267.

It is an arithmetic number, because the mean of its divisors is an integer number (1516492172).

Almost surely, 2^22028285223 is an apocalyptic number.

22028285223 is a deficient number, since it is larger than the sum of its proper divisors (14367526905).

22028285223 is a wasteful number, since it uses less digits than its factorization.

22028285223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304423 (or 304420 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 22028285223 in words is "twenty-two billion, twenty-eight million, two hundred eighty-five thousand, two hundred twenty-three".