1111122422 has 12 divisors (see below), whose sum is σ = 1698732420. Its totient is φ = 545076168.

The previous prime is 1111122421. The next prime is 1111122437. The reversal of 1111122422 is 2242211111.

It is a super-2 number, since 2×1111122422² = 2469186073342292168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1111122422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111122421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 93272 + ... + 104507.

It is an arithmetic number, because the mean of its divisors is an integer number (141561035).

Almost surely, 2^1111122422 is an apocalyptic number.

1111122422 is a deficient number, since it is larger than the sum of its proper divisors (587609998).

1111122422 is an equidigital number, since it uses as much as digits as its factorization.

1111122422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197887 (or 197834 counting only the distinct ones).

The product of its digits is 64, while the sum is 17.

The square root of 1111122422 is about 33333.5029962349. The cubic root of 1111122422 is about 1035.7476831955.

Adding to 1111122422 its reverse (2242211111), we get a palindrome (3353333533).

It can be divided in two parts, 11111 and 22422, that added together give a palindrome (33533).

The spelling of 1111122422 in words is "one billion, one hundred eleven million, one hundred twenty-two thousand, four hundred twenty-two".