2122022222 has 8 divisors (see below), whose sum is σ = 3257057496. Its totient is φ = 1036336392.

The previous prime is 2122022213. The next prime is 2122022237. The reversal of 2122022222 is 2222202212.

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

2122022222 is a modest number, since divided by 22222 gives 21220 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 2122022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12337253 + ... + 12337424.

It is an arithmetic number, because the mean of its divisors is an integer number (407132187).

Almost surely, 2^2122022222 is an apocalyptic number.

2122022222 is a deficient number, since it is larger than the sum of its proper divisors (1135035274).

2122022222 is a wasteful number, since it uses less digits than its factorization.

2122022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24674722.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2122022222 is about 46065.4124262445. The cubic root of 2122022222 is about 1285.0399886620.

Adding to 2122022222 its reverse (2222202212), we get a palindrome (4344224434).

The spelling of 2122022222 in words is "two billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty-two".