1121333232 has 80 divisors (see below), whose sum is σ = 2994629760. Its totient is φ = 361363200.

The previous prime is 1121333207. The next prime is 1121333263. The reversal of 1121333232 is 2323331211.

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 = 1121333199 and 1121333208.

It is a congruent number.

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, 169507 + ... + 175997.

It is an arithmetic number, because the mean of its divisors is an integer number (37432872).

Almost surely, 2^1121333232 is an apocalyptic number.

1121333232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121333232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497314880).

1121333232 is an abundant number, since it is smaller than the sum of its proper divisors (1873296528).

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

1121333232 is a wasteful number, since it uses less digits than its factorization.

1121333232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6622 (or 6616 counting only the distinct ones).

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

The square root of 1121333232 is about 33486.3140999424. The cubic root of 1121333232 is about 1038.9107283570.

Adding to 1121333232 its reverse (2323331211), we get a palindrome (3444664443).

The spelling of 1121333232 in words is "one billion, one hundred twenty-one million, three hundred thirty-three thousand, two hundred thirty-two".