2202022222 has 8 divisors (see below), whose sum is σ = 3303590472. Its totient is φ = 1100825400.

The previous prime is 2202022213. The next prime is 2202022241. The reversal of 2202022222 is 2222202022.

It is a happy number.

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

2202022222 is a modest number, since divided by 22222 gives 22020 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2202022196 and 2202022205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77529 + ... + 102052.

It is an arithmetic number, because the mean of its divisors is an integer number (412948809).

Almost surely, 2^2202022222 is an apocalyptic number.

2202022222 is a deficient number, since it is larger than the sum of its proper divisors (1101568250).

2202022222 is a wasteful number, since it uses less digits than its factorization.

2202022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185714.

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

The square root of 2202022222 is about 46925.7096057161. The cubic root of 2202022222 is about 1300.9898224873.

Adding to 2202022222 its reverse (2222202022), we get a palindrome (4424224244).

It can be divided in two parts, 2202022 and 222, that multiplied together give a palindrome (488848884).

The spelling of 2202022222 in words is "two billion, two hundred two million, twenty-two thousand, two hundred twenty-two".