1120021332 has 12 divisors (see below), whose sum is σ = 2613383136. Its totient is φ = 373340440.

The previous prime is 1120021297. The next prime is 1120021349. The reversal of 1120021332 is 2331200211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46667544 + ... + 46667567.

It is an arithmetic number, because the mean of its divisors is an integer number (217781928).

Almost surely, 2^1120021332 is an apocalyptic number.

1120021332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120021332 is an abundant number, since it is smaller than the sum of its proper divisors (1493361804).

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

1120021332 is a wasteful number, since it uses less digits than its factorization.

1120021332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93335118 (or 93335116 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1120021332 is about 33466.7197675542. The cubic root of 1120021332 is about 1038.5054135596.

Adding to 1120021332 its reverse (2331200211), we get a palindrome (3451221543).

The spelling of 1120021332 in words is "one billion, one hundred twenty million, twenty-one thousand, three hundred thirty-two".