1003121232 has 40 divisors (see below), whose sum is σ = 2618124096. Its totient is φ = 330925056.

The previous prime is 1003121213. The next prime is 1003121239. The reversal of 1003121232 is 2321213001.

1003121232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003121239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103068 + ... + 112379.

Almost surely, 2^1003121232 is an apocalyptic number.

1003121232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003121232 is an abundant number, since it is smaller than the sum of its proper divisors (1615002864).

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

1003121232 is a wasteful number, since it uses less digits than its factorization.

1003121232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215555 (or 215549 counting only the distinct ones).

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

The square root of 1003121232 is about 31672.0891638048. The cubic root of 1003121232 is about 1001.0393300854.

Adding to 1003121232 its reverse (2321213001), we get a palindrome (3324334233).

The spelling of 1003121232 in words is "one billion, three million, one hundred twenty-one thousand, two hundred thirty-two".