1312100321333 has 8 divisors (see below), whose sum is σ = 1336389600000. Its totient is φ = 1288003053168.

The previous prime is 1312100321317. The next prime is 1312100321341. The reversal of 1312100321333 is 3331230012131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1312100321333 - 2⁴ = 1312100321317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1312100321299 and 1312100321308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312100321533) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 47988833 + ... + 48016166.

It is an arithmetic number, because the mean of its divisors is an integer number (167048700000).

Almost surely, 2^{1312100321333} is an apocalyptic number.

It is an amenable number.

1312100321333 is a deficient number, since it is larger than the sum of its proper divisors (24289278667).

1312100321333 is an equidigital number, since it uses as much as digits as its factorization.

1312100321333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96005251.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1312100321333 its reverse (3331230012131), we get a palindrome (4643330333464).

The spelling of 1312100321333 in words is "one trillion, three hundred twelve billion, one hundred million, three hundred twenty-one thousand, three hundred thirty-three".