2003110101 has 16 divisors (see below), whose sum is σ = 2969049600. Its totient is φ = 1334741184.

The previous prime is 2003110099. The next prime is 2003110111. The reversal of 2003110101 is 1010113002.

It is not a de Polignac number, because 2003110101 - 2¹ = 2003110099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003110111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40060 + ... + 74906.

It is an arithmetic number, because the mean of its divisors is an integer number (185565600).

Almost surely, 2^2003110101 is an apocalyptic number.

It is an amenable number.

2003110101 is a deficient number, since it is larger than the sum of its proper divisors (965939499).

2003110101 is a wasteful number, since it uses less digits than its factorization.

2003110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36985 (or 36979 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 2003110101 is about 44756.1180287120. The cubic root of 2003110101 is about 1260.5737919490.

Adding to 2003110101 its reverse (1010113002), we get a palindrome (3013223103).

The spelling of 2003110101 in words is "two billion, three million, one hundred ten thousand, one hundred one".