1002323323213 has 4 divisors (see below), whose sum is σ = 1002334634620. Its totient is φ = 1002312011808.

The previous prime is 1002323323187. The next prime is 1002323323217. The reversal of 1002323323213 is 3123233232001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 721934010889 + 280389312324 = 849667^2 + 529518^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002323323213 - 2²⁹ = 1001786452301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002323323217) 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 3 ways as a sum of consecutive naturals, for example, 5521728 + ... + 5700361.

It is an arithmetic number, because the mean of its divisors is an integer number (250583658655).

Almost surely, 2^{1002323323213} is an apocalyptic number.

It is an amenable number.

1002323323213 is a deficient number, since it is larger than the sum of its proper divisors (11311407).

1002323323213 is an equidigital number, since it uses as much as digits as its factorization.

1002323323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11311406.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 1002323323213 its reverse (3123233232001), we get a palindrome (4125556555214).

The spelling of 1002323323213 in words is "one trillion, two billion, three hundred twenty-three million, three hundred twenty-three thousand, two hundred thirteen".