22002220222 has 8 divisors (see below), whose sum is σ = 33074613216. Its totient is φ = 10977349152.

The previous prime is 22002220211. The next prime is 22002220223. The reversal of 22002220222 is 22202220022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22002220196 and 22002220205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002220223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11879323 + ... + 11881174.

It is an arithmetic number, because the mean of its divisors is an integer number (4134326652).

Almost surely, 2^22002220222 is an apocalyptic number.

22002220222 is a deficient number, since it is larger than the sum of its proper divisors (11072392994).

22002220222 is a wasteful number, since it uses less digits than its factorization.

22002220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23760962.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22002220222 its reverse (22202220022), we get a palindrome (44204440244).

The spelling of 22002220222 in words is "twenty-two billion, two million, two hundred twenty thousand, two hundred twenty-two".