1123312332 has 48 divisors (see below), whose sum is σ = 2870955360. Its totient is φ = 340257792.

The previous prime is 1123312313. The next prime is 1123312367. The reversal of 1123312332 is 2332133211.

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 = 1123312299 and 1123312308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89023 + ... + 100854.

It is an arithmetic number, because the mean of its divisors is an integer number (59811570).

Almost surely, 2^1123312332 is an apocalyptic number.

1123312332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123312332 is an abundant number, since it is smaller than the sum of its proper divisors (1747643028).

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

1123312332 is a wasteful number, since it uses less digits than its factorization.

1123312332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189930 (or 189928 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 1123312332 is about 33515.8519509799. The cubic root of 1123312332 is about 1039.5215785200.

Adding to 1123312332 its reverse (2332133211), we get a palindrome (3455445543).

The spelling of 1123312332 in words is "one billion, one hundred twenty-three million, three hundred twelve thousand, three hundred thirty-two".