2021000003313 has 16 divisors (see below), whose sum is σ = 2836567603200. Its totient is φ = 1276386688080.

The previous prime is 2021000003263. The next prime is 2021000003327. The reversal of 2021000003313 is 3133000001202.

It is not a de Polignac number, because 2021000003313 - 2¹⁸ = 2020999741169 is a prime.

It is a super-2 number, since 2×2021000003313² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021000003292 and 2021000003301.

It is not an unprimeable number, because it can be changed into a prime (2021000003353) 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, 1748568 + ... + 2664486.

It is an arithmetic number, because the mean of its divisors is an integer number (177285475200).

Almost surely, 2^{2021000003313} is an apocalyptic number.

It is an amenable number.

2021000003313 is a deficient number, since it is larger than the sum of its proper divisors (815567599887).

2021000003313 is a wasteful number, since it uses less digits than its factorization.

2021000003313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954652.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 2021000003313 its reverse (3133000001202), we get a palindrome (5154000004515).

The spelling of 2021000003313 in words is "two trillion, twenty-one billion, three thousand, three hundred thirteen".