2001340323 has 24 divisors (see below), whose sum is σ = 3032148288. Its totient is φ = 1270536192.

The previous prime is 2001340321. The next prime is 2001340381. The reversal of 2001340323 is 3230431002.

2001340323 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 340 + 323 = 666.

2001340323 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2001340323 - 2¹ = 2001340321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2001340296 and 2001340305.

It is not an unprimeable number, because it can be changed into a prime (2001340321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48286 + ... + 79587.

It is an arithmetic number, because the mean of its divisors is an integer number (126339512).

Almost surely, 2^2001340323 is an apocalyptic number.

2001340323 is a deficient number, since it is larger than the sum of its proper divisors (1030807965).

2001340323 is a wasteful number, since it uses less digits than its factorization.

2001340323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127963 (or 127960 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2001340323 is about 44736.3423068985. The cubic root of 2001340323 is about 1260.2024372395.

Adding to 2001340323 its reverse (3230431002), we get a palindrome (5231771325).

The spelling of 2001340323 in words is "two billion, one million, three hundred forty thousand, three hundred twenty-three".