22023001222 has 4 divisors (see below), whose sum is σ = 33034501836. Its totient is φ = 11011500610.

The previous prime is 22023001199. The next prime is 22023001241. The reversal of 22023001222 is 22210032022.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 22023001196 and 22023001205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505750304 + ... + 5505750307.

It is an arithmetic number, because the mean of its divisors is an integer number (8258625459).

Almost surely, 2^22023001222 is an apocalyptic number.

22023001222 is a deficient number, since it is larger than the sum of its proper divisors (11011500614).

22023001222 is a wasteful number, since it uses less digits than its factorization.

22023001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011500613.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22023001222 its reverse (22210032022), we get a palindrome (44233033244).

The spelling of 22023001222 in words is "twenty-two billion, twenty-three million, one thousand, two hundred twenty-two".