1312203320133 has 16 divisors (see below), whose sum is σ = 1756223596800. Its totient is φ = 871493055680.

The previous prime is 1312203320059. The next prime is 1312203320171. The reversal of 1312203320133 is 3310233022131.

It is a cyclic number.

It is not a de Polignac number, because 1312203320133 - 2²⁵ = 1312169765701 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312203320033) 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 15 ways as a sum of consecutive naturals, for example, 14853988 + ... + 14942066.

It is an arithmetic number, because the mean of its divisors is an integer number (109763974800).

Almost surely, 2^{1312203320133} is an apocalyptic number.

It is an amenable number.

1312203320133 is a deficient number, since it is larger than the sum of its proper divisors (444020276667).

1312203320133 is a wasteful number, since it uses less digits than its factorization.

1312203320133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106812.

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

Adding to 1312203320133 its reverse (3310233022131), we get a palindrome (4622436342264).

The spelling of 1312203320133 in words is "one trillion, three hundred twelve billion, two hundred three million, three hundred twenty thousand, one hundred thirty-three".