1313223132232 has 16 divisors (see below), whose sum is σ = 2686138225200. Its totient is φ = 596919605520.

The previous prime is 1313223132181. The next prime is 1313223132233. The reversal of 1313223132232 is 2322313223131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313223132232.

It is not an unprimeable number, because it can be changed into a prime (1313223132233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7461494982 + ... + 7461495157.

It is an arithmetic number, because the mean of its divisors is an integer number (167883639075).

Almost surely, 2^{1313223132232} is an apocalyptic number.

It is an amenable number.

1313223132232 is an abundant number, since it is smaller than the sum of its proper divisors (1372915092968).

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

1313223132232 is a wasteful number, since it uses less digits than its factorization.

1313223132232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14922990156 (or 14922990152 counting only the distinct ones).

The product of its digits is 7776, while the sum is 28.

Adding to 1313223132232 its reverse (2322313223131), we get a palindrome (3635536355363).

The spelling of 1313223132232 in words is "one trillion, three hundred thirteen billion, two hundred twenty-three million, one hundred thirty-two thousand, two hundred thirty-two".