2001404342323 has 8 divisors (see below), whose sum is σ = 2123818905600. Its totient is φ = 1881939527688.

The previous prime is 2001404342317. The next prime is 2001404342341. The reversal of 2001404342323 is 3232434041002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2001404342323 - 2⁵ = 2001404342291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001404342291 and 2001404342300.

It is not an unprimeable number, because it can be changed into a prime (2001404342303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737435763 + ... + 737438476.

It is an arithmetic number, because the mean of its divisors is an integer number (265477363200).

Almost surely, 2^{2001404342323} is an apocalyptic number.

2001404342323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2001404342323 is a deficient number, since it is larger than the sum of its proper divisors (122414563277).

2001404342323 is a wasteful number, since it uses less digits than its factorization.

2001404342323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474874321.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2001404342323 its reverse (3232434041002), we get a palindrome (5233838383325).

The spelling of 2001404342323 in words is "two trillion, one billion, four hundred four million, three hundred forty-two thousand, three hundred twenty-three".