1021532332 has 24 divisors (see below), whose sum is σ = 1797985280. Its totient is φ = 507831120.

The previous prime is 1021532311. The next prime is 1021532353. The reversal of 1021532332 is 2332351201.

It is an interprime number because it is at equal distance from previous prime (1021532311) and next prime (1021532353).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982669 + ... + 983707.

Almost surely, 2^1021532332 is an apocalyptic number.

It is an amenable number.

1021532332 is a deficient number, since it is larger than the sum of its proper divisors (776452948).

1021532332 is a wasteful number, since it uses less digits than its factorization.

1021532332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1021532332 is about 31961.4194303069. The cubic root of 1021532332 is about 1007.1265358406.

Adding to 1021532332 its reverse (2332351201), we get a palindrome (3353883533).

The spelling of 1021532332 in words is "one billion, twenty-one million, five hundred thirty-two thousand, three hundred thirty-two".