1001310111323 has 4 divisors (see below), whose sum is σ = 1001527650168. Its totient is φ = 1001092572480.

The previous prime is 1001310111253. The next prime is 1001310111331. The reversal of 1001310111323 is 3231110131001.

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 1001310111323 - 2²² = 1001305917019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001310111353) 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, 108762518 + ... + 108771723.

It is an arithmetic number, because the mean of its divisors is an integer number (250381912542).

Almost surely, 2^{1001310111323} is an apocalyptic number.

1001310111323 is a deficient number, since it is larger than the sum of its proper divisors (217538845).

1001310111323 is an equidigital number, since it uses as much as digits as its factorization.

1001310111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217538844.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1001310111323 its reverse (3231110131001), we get a palindrome (4232420242324).

The spelling of 1001310111323 in words is "one trillion, one billion, three hundred ten million, one hundred eleven thousand, three hundred twenty-three".