1313032231232 has 14 divisors (see below), whose sum is σ = 2605548333978. Its totient is φ = 656516115584.

The previous prime is 1313032231223. The next prime is 1313032231249. The reversal of 1313032231232 is 2321322303131.

It can be written as a sum of positive squares in only one way, i.e., 1076314951936 + 236717279296 = 1037456^2 + 486536^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10258064243 + ... + 10258064370.

Almost surely, 2^{1313032231232} is an apocalyptic number.

It is an amenable number.

1313032231232 is a deficient number, since it is larger than the sum of its proper divisors (1292516102746).

1313032231232 is an equidigital number, since it uses as much as digits as its factorization.

1313032231232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20516128625 (or 20516128615 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1313032231232 its reverse (2321322303131), we get a palindrome (3634354534363).

The spelling of 1313032231232 in words is "one trillion, three hundred thirteen billion, thirty-two million, two hundred thirty-one thousand, two hundred thirty-two".