1310012001323 has 4 divisors (see below), whose sum is σ = 1310281500528. Its totient is φ = 1309742502120.

The previous prime is 1310012001317. The next prime is 1310012001341. The reversal of 1310012001323 is 3231002100131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1310012001323 - 2¹⁰ = 1310012000299 is a prime.

It is a super-2 number, since 2×1310012001323² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310012001343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134742311 + ... + 134752032.

It is an arithmetic number, because the mean of its divisors is an integer number (327570375132).

Almost surely, 2^{1310012001323} is an apocalyptic number.

1310012001323 is a deficient number, since it is larger than the sum of its proper divisors (269499205).

1310012001323 is an equidigital number, since it uses as much as digits as its factorization.

1310012001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269499204.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1310012001323 its reverse (3231002100131), we get a palindrome (4541014101454).

The spelling of 1310012001323 in words is "one trillion, three hundred ten billion, twelve million, one thousand, three hundred twenty-three".