2101003013 has 16 divisors (see below), whose sum is σ = 2145528000. Its totient is φ = 2057121792.

The previous prime is 2101003001. The next prime is 2101003067. The reversal of 2101003013 is 3103001012.

It is a cyclic number.

It is not a de Polignac number, because 2101003013 - 2⁴ = 2101002997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2101002985 and 2101003003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101003213) 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, 5014118 + ... + 5014536.

It is an arithmetic number, because the mean of its divisors is an integer number (134095500).

Almost surely, 2^2101003013 is an apocalyptic number.

It is an amenable number.

2101003013 is a deficient number, since it is larger than the sum of its proper divisors (44524987).

2101003013 is a wasteful number, since it uses less digits than its factorization.

2101003013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964.

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

The square root of 2101003013 is about 45836.6994121523. The cubic root of 2101003013 is about 1280.7830115130.

Adding to 2101003013 its reverse (3103001012), we get a palindrome (5204004025).

The spelling of 2101003013 in words is "two billion, one hundred one million, three thousand, thirteen".