2220002022222 has 12 divisors (see below), whose sum is σ = 4810004381520. Its totient is φ = 740000674068.

The previous prime is 2220002022191. The next prime is 2220002022223. The reversal of 2220002022222 is 2222202000222.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 123333445679 = 2220002022222 / (2 + 2 + 2 + 0 + 0 + 0 + 2 + 0 + 2 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2220002022195 and 2220002022204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220002022223) 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 5 ways as a sum of consecutive naturals, for example, 61666722822 + ... + 61666722857.

It is an arithmetic number, because the mean of its divisors is an integer number (400833698460).

Almost surely, 2^{2220002022222} is an apocalyptic number.

2220002022222 is an abundant number, since it is smaller than the sum of its proper divisors (2590002359298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2220002022222 is a wasteful number, since it uses less digits than its factorization.

2220002022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123333445687 (or 123333445684 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2220002022222 its reverse (2222202000222), we get a palindrome (4442204022444).

The spelling of 2220002022222 in words is "two trillion, two hundred twenty billion, two million, twenty-two thousand, two hundred twenty-two".