2002310323 has 4 divisors (see below), whose sum is σ = 2156334208. Its totient is φ = 1848286440.

The previous prime is 2002310291. The next prime is 2002310327. The reversal of 2002310323 is 3230132002.

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

It is not a de Polignac number, because 2002310323 - 2⁵ = 2002310291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002310297 and 2002310306.

It is not an unprimeable number, because it can be changed into a prime (2002310327) 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, 77011923 + ... + 77011948.

It is an arithmetic number, because the mean of its divisors is an integer number (539083552).

Almost surely, 2^2002310323 is an apocalyptic number.

2002310323 is a deficient number, since it is larger than the sum of its proper divisors (154023885).

2002310323 is a wasteful number, since it uses less digits than its factorization.

2002310323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154023884.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2002310323 is about 44747.1822911790. The cubic root of 2002310323 is about 1260.4060006406.

Adding to 2002310323 its reverse (3230132002), we get a palindrome (5232442325).

The spelling of 2002310323 in words is "two billion, two million, three hundred ten thousand, three hundred twenty-three".