1123022222 has 8 divisors (see below), whose sum is σ = 1925180976. Its totient is φ = 481295232.

The previous prime is 1123022207. The next prime is 1123022231. The reversal of 1123022222 is 2222203211.

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

It is a super-2 number, since 2×1123022222² = 2522357822211634568, which contains 22 as substring.

1123022222 is a modest number, since divided by 22222 gives 11230 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 1123022222.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 40107923 + ... + 40107950.

It is an arithmetic number, because the mean of its divisors is an integer number (240647622).

Almost surely, 2^1123022222 is an apocalyptic number.

1123022222 is a deficient number, since it is larger than the sum of its proper divisors (802158754).

1123022222 is an equidigital number, since it uses as much as digits as its factorization.

1123022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80215882.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1123022222 is about 33511.5237194610. The cubic root of 1123022222 is about 1039.4320808317.

Adding to 1123022222 its reverse (2222203211), we get a palindrome (3345225433).

The spelling of 1123022222 in words is "one billion, one hundred twenty-three million, twenty-two thousand, two hundred twenty-two".