1123122 has 96 divisors (see below), whose sum is σ = 3217536. Its totient is φ = 253440.

The previous prime is 1123093. The next prime is 1123127. The reversal of 1123122 is 2213211.

It is a super-2 number, since 2×1123122² = 2522806053768, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1123098 and 1123107.

It is not an unprimeable number, because it can be changed into a prime (1123127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66058 + ... + 66074.

It is an arithmetic number, because the mean of its divisors is an integer number (33516).

2^1123122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608768).

1123122 is an abundant number, since it is smaller than the sum of its proper divisors (2094414).

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

1123122 is a wasteful number, since it uses less digits than its factorization.

1123122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64 (or 53 counting only the distinct ones).

The product of its digits is 24, while the sum is 12.

The square root of 1123122 is about 1059.7745043168. The cubic root of 1123122 is about 103.9462863655.

Adding to 1123122 its reverse (2213211), we get a palindrome (3336333).

The spelling of 1123122 in words is "one million, one hundred twenty-three thousand, one hundred twenty-two".