1001323313223 has 8 divisors (see below), whose sum is σ = 1335243334128. Its totient is φ = 667476083904.

The previous prime is 1001323313189. The next prime is 1001323313297. The reversal of 1001323313223 is 3223133231001.

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

It is not a de Polignac number, because 1001323313223 - 2³⁶ = 932603836487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001323313193 and 1001323313202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001323313723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18165790 + ... + 18220827.

It is an arithmetic number, because the mean of its divisors is an integer number (166905416766).

Almost surely, 2^{1001323313223} is an apocalyptic number.

1001323313223 is a deficient number, since it is larger than the sum of its proper divisors (333920020905).

1001323313223 is an equidigital number, since it uses as much as digits as its factorization.

1001323313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36395793.

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

Adding to 1001323313223 its reverse (3223133231001), we get a palindrome (4224456544224).

The spelling of 1001323313223 in words is "one trillion, one billion, three hundred twenty-three million, three hundred thirteen thousand, two hundred twenty-three".