1132123122 has 64 divisors (see below), whose sum is σ = 2767080960. Its totient is φ = 340924032.

The previous prime is 1132123103. The next prime is 1132123129. The reversal of 1132123122 is 2213212311.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 = 1132123095 and 1132123104.

It is not an unprimeable number, because it can be changed into a prime (1132123129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15838 + ... + 50150.

It is an arithmetic number, because the mean of its divisors is an integer number (43235640).

Almost surely, 2^1132123122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1132123122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383540480).

1132123122 is an abundant number, since it is smaller than the sum of its proper divisors (1634957838).

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

1132123122 is a wasteful number, since it uses less digits than its factorization.

1132123122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34384 (or 34378 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1132123122 is about 33647.0373435760. The cubic root of 1132123122 is about 1042.2323602584.

Adding to 1132123122 its reverse (2213212311), we get a palindrome (3345335433).

It can be divided in two parts, 11321 and 23122, that added together give a palindrome (34443).

The spelling of 1132123122 in words is "one billion, one hundred thirty-two million, one hundred twenty-three thousand, one hundred twenty-two".