2211002222 has 32 divisors (see below), whose sum is σ = 4101390720. Its totient is φ = 878865120.

The previous prime is 2211002207. The next prime is 2211002239. The reversal of 2211002222 is 2222001122.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2211002197 and 2211002206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198008 + ... + 208875.

It is an arithmetic number, because the mean of its divisors is an integer number (128168460).

Almost surely, 2^2211002222 is an apocalyptic number.

2211002222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211002222 is a deficient number, since it is larger than the sum of its proper divisors (1890388498).

2211002222 is a wasteful number, since it uses less digits than its factorization.

2211002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406928.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2211002222 is about 47021.2954096333. The cubic root of 2211002222 is about 1302.7559329230.

Adding to 2211002222 its reverse (2222001122), we get a palindrome (4433003344).

It can be divided in two parts, 221100 and 2222, that added together give a palindrome (223322).

The spelling of 2211002222 in words is "two billion, two hundred eleven million, two thousand, two hundred twenty-two".