2021413026613 has 8 divisors (see below), whose sum is σ = 2044161973440. Its totient is φ = 1998664889760.

The previous prime is 2021413026587. The next prime is 2021413026617. The reversal of 2021413026613 is 3166203141202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021413026613 is a prime.

It is a super-2 number, since 2×2021413026613² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021413026617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5818306 + ... + 6155932.

It is an arithmetic number, because the mean of its divisors is an integer number (255520246680).

Almost surely, 2^{2021413026613} is an apocalyptic number.

It is an amenable number.

2021413026613 is a deficient number, since it is larger than the sum of its proper divisors (22748946827).

2021413026613 is an equidigital number, since it uses as much as digits as its factorization.

2021413026613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404987.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 2021413026613 its reverse (3166203141202), we get a palindrome (5187616167815).

The spelling of 2021413026613 in words is "two trillion, twenty-one billion, four hundred thirteen million, twenty-six thousand, six hundred thirteen".