2001032113 has 8 divisors (see below), whose sum is σ = 2121409280. Its totient is φ = 1884144240.

The previous prime is 2001032087. The next prime is 2001032129. The reversal of 2001032113 is 3112301002.

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 2001032113 - 2²¹ = 1998934961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001032093 and 2001032102.

It is not an unprimeable number, because it can be changed into a prime (2001032213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871143 + ... + 873436.

It is an arithmetic number, because the mean of its divisors is an integer number (265176160).

Almost surely, 2^2001032113 is an apocalyptic number.

It is an amenable number.

2001032113 is a deficient number, since it is larger than the sum of its proper divisors (120377167).

2001032113 is a wasteful number, since it uses less digits than its factorization.

2001032113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744647.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2001032113 is about 44732.8974357799. The cubic root of 2001032113 is about 1260.1377427730.

Adding to 2001032113 its reverse (3112301002), we get a palindrome (5113333115).

The spelling of 2001032113 in words is "two billion, one million, thirty-two thousand, one hundred thirteen".