1021013232 has 80 divisors (see below), whose sum is σ = 2667329280. Its totient is φ = 336531456.

The previous prime is 1021013221. The next prime is 1021013249. The reversal of 1021013232 is 2323101201.

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, 2843869 + ... + 2844227.

It is an arithmetic number, because the mean of its divisors is an integer number (33341616).

Almost surely, 2^1021013232 is an apocalyptic number.

1021013232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021013232 is an abundant number, since it is smaller than the sum of its proper divisors (1646316048).

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

1021013232 is a wasteful number, since it uses less digits than its factorization.

1021013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870 (or 864 counting only the distinct ones).

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

The square root of 1021013232 is about 31953.2976701936. The cubic root of 1021013232 is about 1006.9559137440.

Adding to 1021013232 its reverse (2323101201), we get a palindrome (3344114433).

The spelling of 1021013232 in words is "one billion, twenty-one million, thirteen thousand, two hundred thirty-two".