22002018223 has 2 divisors, whose sum is σ = 22002018224. Its totient is φ = 22002018222.

The previous prime is 22002018197. The next prime is 22002018263. The reversal of 22002018223 is 32281020022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22002018223 - 2⁵ = 22002018191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22002018194 and 22002018203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22002018263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001009111 + 11001009112.

It is an arithmetic number, because the mean of its divisors is an integer number (11001009112).

Almost surely, 2^22002018223 is an apocalyptic number.

22002018223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002018223 is an equidigital number, since it uses as much as digits as its factorization.

22002018223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22002018223 its reverse (32281020022), we get a palindrome (54283038245).

The spelling of 22002018223 in words is "twenty-two billion, two million, eighteen thousand, two hundred twenty-three".