1002002313323 has 16 divisors (see below), whose sum is σ = 1104712408800. Its totient is φ = 901279814400.

The previous prime is 1002002313253. The next prime is 1002002313331. The reversal of 1002002313323 is 3233132002001.

It is a cyclic number.

It is not a de Polignac number, because 1002002313323 - 2¹⁶ = 1002002247787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002002313295 and 1002002313304.

It is not an unprimeable number, because it can be changed into a prime (1002002313343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 885098 + ... + 1669551.

It is an arithmetic number, because the mean of its divisors is an integer number (69044525550).

Almost surely, 2^{1002002313323} is an apocalyptic number.

1002002313323 is a deficient number, since it is larger than the sum of its proper divisors (102710095477).

1002002313323 is a wasteful number, since it uses less digits than its factorization.

1002002313323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555038.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1002002313323 its reverse (3233132002001), we get a palindrome (4235134315324).

The spelling of 1002002313323 in words is "one trillion, two billion, two million, three hundred thirteen thousand, three hundred twenty-three".