1112022 has 16 divisors (see below), whose sum is σ = 2471280. Its totient is φ = 370656.

The previous prime is 1112017. The next prime is 1112047. The reversal of 1112022 is 2202111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1111995 and 1112013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10243 + ... + 10350.

It is an arithmetic number, because the mean of its divisors is an integer number (154455).

2^1112022 is an apocalyptic number.

1112022 is an abundant number, since it is smaller than the sum of its proper divisors (1359258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112022 is a wasteful number, since it uses less digits than its factorization.

1112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20604 (or 20598 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1112022 is about 1054.5245374101. The cubic root of 1112022 is about 103.6027125699.

Adding to 1112022 its reverse (2202111), we get a palindrome (3314133).

The spelling of 1112022 in words is "one million, one hundred twelve thousand, twenty-two".