1003231530312 has 96 divisors (see below), whose sum is σ = 2785235460000. Its totient is φ = 300875351040.

The previous prime is 1003231530211. The next prime is 1003231530313. The reversal of 1003231530312 is 2130351323001.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1003231530313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1499062 + ... + 2062437.

It is an arithmetic number, because the mean of its divisors is an integer number (29012869375).

Almost surely, 2^{1003231530312} is an apocalyptic number.

1003231530312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1003231530312 is an abundant number, since it is smaller than the sum of its proper divisors (1782003929688).

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

1003231530312 is a wasteful number, since it uses less digits than its factorization.

1003231530312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3561627 (or 3561612 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 1003231530312 its reverse (2130351323001), we get a palindrome (3133582853313).

The spelling of 1003231530312 in words is "one trillion, three billion, two hundred thirty-one million, five hundred thirty thousand, three hundred twelve".