1312320323333 has 4 divisors (see below), whose sum is σ = 1324584999360. Its totient is φ = 1300055647308.

The previous prime is 1312320323323. The next prime is 1312320323371. The reversal of 1312320323333 is 3333230232131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1312320323333 - 2⁴ = 1312320323317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312320323296 and 1312320323305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312320323323) 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, 6132337853 + ... + 6132338066.

It is an arithmetic number, because the mean of its divisors is an integer number (331146249840).

Almost surely, 2^{1312320323333} is an apocalyptic number.

It is an amenable number.

1312320323333 is a deficient number, since it is larger than the sum of its proper divisors (12264676027).

1312320323333 is a wasteful number, since it uses less digits than its factorization.

1312320323333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12264676026.

The product of its (nonzero) digits is 17496, while the sum is 29.

Adding to 1312320323333 its reverse (3333230232131), we get a palindrome (4645550555464).

The spelling of 1312320323333 in words is "one trillion, three hundred twelve billion, three hundred twenty million, three hundred twenty-three thousand, three hundred thirty-three".