2001313213333 has 8 divisors (see below), whose sum is σ = 2386659235968. Its totient is φ = 1640828224464.

The previous prime is 2001313213327. The next prime is 2001313213357. The reversal of 2001313213333 is 3333123131002.

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 2001313213333 - 2⁵ = 2001313213301 is a prime.

It is a super-2 number, since 2×2001313213333² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2001313213298 and 2001313213307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001013213333) 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, 6215258266 + ... + 6215258587.

It is an arithmetic number, because the mean of its divisors is an integer number (298332404496).

Almost surely, 2^{2001313213333} is an apocalyptic number.

2001313213333 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2001313213333 is a deficient number, since it is larger than the sum of its proper divisors (385346022635).

2001313213333 is a wasteful number, since it uses less digits than its factorization.

2001313213333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12430516883.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 2001313213333 its reverse (3333123131002), we get a palindrome (5334436344335).

The spelling of 2001313213333 in words is "two trillion, one billion, three hundred thirteen million, two hundred thirteen thousand, three hundred thirty-three".