2013003211021 has 8 divisors (see below), whose sum is σ = 2196225417888. Its totient is φ = 1829817990000.

The previous prime is 2013003210989. The next prime is 2013003211049. The reversal of 2013003211021 is 1201123003102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2013003211021 - 2⁵ = 2013003210989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013003210986 and 2013003211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013003241021) 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 7 ways as a sum of consecutive naturals, for example, 9132595 + ... + 9350416.

It is an arithmetic number, because the mean of its divisors is an integer number (274528177236).

Almost surely, 2^{2013003211021} is an apocalyptic number.

It is an amenable number.

2013003211021 is a deficient number, since it is larger than the sum of its proper divisors (183222206867).

2013003211021 is a wasteful number, since it uses less digits than its factorization.

2013003211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18492923.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2013003211021 its reverse (1201123003102), we get a palindrome (3214126214123).

The spelling of 2013003211021 in words is "two trillion, thirteen billion, three million, two hundred eleven thousand, twenty-one".