2001323319 has 8 divisors (see below), whose sum is σ = 2712176112. Its totient is φ = 1312343040.

The previous prime is 2001323293. The next prime is 2001323323. The reversal of 2001323319 is 9133231002.

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

It is not a de Polignac number, because 2001323319 - 2²³ = 1992934711 is a prime.

It is a super-2 number, since 2×2001323319² = 8010590054346351522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001303319) 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, 5467914 + ... + 5468279.

It is an arithmetic number, because the mean of its divisors is an integer number (339022014).

Almost surely, 2^2001323319 is an apocalyptic number.

2001323319 is a deficient number, since it is larger than the sum of its proper divisors (710852793).

2001323319 is a wasteful number, since it uses less digits than its factorization.

2001323319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10936257.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 2001323319 is about 44736.1522596658. The cubic root of 2001323319 is about 1260.1988682075.

The spelling of 2001323319 in words is "two billion, one million, three hundred twenty-three thousand, three hundred nineteen".