1313103230232 has 128 divisors (see below), whose sum is σ = 3537426816000. Its totient is φ = 404845499520.

The previous prime is 1313103230221. The next prime is 1313103230261. The reversal of 1313103230232 is 2320323013131.

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

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 in 31 ways as a sum of consecutive naturals, for example, 49614619 + ... + 49641077.

It is an arithmetic number, because the mean of its divisors is an integer number (27636147000).

Almost surely, 2^{1313103230232} is an apocalyptic number.

1313103230232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313103230232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1768713408000).

1313103230232 is an abundant number, since it is smaller than the sum of its proper divisors (2224323585768).

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

1313103230232 is a wasteful number, since it uses less digits than its factorization.

1313103230232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29061 (or 29057 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1313103230232 its reverse (2320323013131), we get a palindrome (3633426243363).

The spelling of 1313103230232 in words is "one trillion, three hundred thirteen billion, one hundred three million, two hundred thirty thousand, two hundred thirty-two".