2002331323 has 4 divisors (see below), whose sum is σ = 2066922688. Its totient is φ = 1937739960.

The previous prime is 2002331299. The next prime is 2002331369. The reversal of 2002331323 is 3231332002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3231332002 = 2 ⋅1615666001.

It is a cyclic number.

It is not a de Polignac number, because 2002331323 - 2⁵ = 2002331291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2002331323.

It is not an unprimeable number, because it can be changed into a prime (2002331623) 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, 32295636 + ... + 32295697.

It is an arithmetic number, because the mean of its divisors is an integer number (516730672).

Almost surely, 2^2002331323 is an apocalyptic number.

2002331323 is a deficient number, since it is larger than the sum of its proper divisors (64591365).

2002331323 is an equidigital number, since it uses as much as digits as its factorization.

2002331323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64591364.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 2002331323 is about 44747.4169422102. The cubic root of 2002331323 is about 1260.4104069562.

Adding to 2002331323 its reverse (3231332002), we get a palindrome (5233663325).

The spelling of 2002331323 in words is "two billion, two million, three hundred thirty-one thousand, three hundred twenty-three".