2001303101 has 16 divisors (see below), whose sum is σ = 2352376320. Its totient is φ = 1666656000.

The previous prime is 2001303097. The next prime is 2001303131. The reversal of 2001303101 is 1013031002.

It is a cyclic number.

It is not a de Polignac number, because 2001303101 - 2² = 2001303097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001303131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189365 + ... + 199653.

It is an arithmetic number, because the mean of its divisors is an integer number (147023520).

Almost surely, 2^2001303101 is an apocalyptic number.

It is an amenable number.

2001303101 is a deficient number, since it is larger than the sum of its proper divisors (351073219).

2001303101 is a wasteful number, since it uses less digits than its factorization.

2001303101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11084.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 2001303101 is about 44735.9262897283. The cubic root of 2001303101 is about 1260.1946245509.

Adding to 2001303101 its reverse (1013031002), we get a palindrome (3014334103).

The spelling of 2001303101 in words is "two billion, one million, three hundred three thousand, one hundred one".