1021133232 has 60 divisors (see below), whose sum is σ = 3266008720. Its totient is φ = 291752064.

The previous prime is 1021133221. The next prime is 1021133251. The reversal of 1021133232 is 2323311201.

1021133232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505507 + ... + 507522.

Almost surely, 2^1021133232 is an apocalyptic number.

1021133232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021133232 is an abundant number, since it is smaller than the sum of its proper divisors (2244875488).

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

1021133232 is a wasteful number, since it uses less digits than its factorization.

1021133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013050 (or 1013041 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1021133232 is about 31955.1753554882. The cubic root of 1021133232 is about 1006.9953614783.

Adding to 1021133232 its reverse (2323311201), we get a palindrome (3344444433).

The spelling of 1021133232 in words is "one billion, twenty-one million, one hundred thirty-three thousand, two hundred thirty-two".