22002002222 has 8 divisors (see below), whose sum is σ = 33006553272. Its totient is φ = 10999817800.

The previous prime is 22002002219. The next prime is 22002002227. The reversal of 22002002222 is 22220020022.

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 = 22002002197 and 22002002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002002227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568229 + ... + 605712.

It is an arithmetic number, because the mean of its divisors is an integer number (4125819159).

Almost surely, 2^22002002222 is an apocalyptic number.

22002002222 is a deficient number, since it is larger than the sum of its proper divisors (11004551050).

22002002222 is a wasteful number, since it uses less digits than its factorization.

22002002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183314.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22002002222 its reverse (22220020022), we get a palindrome (44222022244).

It can be divided in two parts, 220020022 and 22, that multiplied together give a palindrome (4840440484).

The spelling of 22002002222 in words is "twenty-two billion, two million, two thousand, two hundred twenty-two".