2021113313313 has 8 divisors (see below), whose sum is σ = 2727285435168. Its totient is φ = 1331175033504.

The previous prime is 2021113313279. The next prime is 2021113313339. The reversal of 2021113313313 is 3133133111202.

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

It is not a de Polignac number, because 2021113313313 - 2¹⁰ = 2021113312289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2021113313353) 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, 4058460220 + ... + 4058460717.

It is an arithmetic number, because the mean of its divisors is an integer number (340910679396).

Almost surely, 2^{2021113313313} is an apocalyptic number.

It is an amenable number.

2021113313313 is a deficient number, since it is larger than the sum of its proper divisors (706172121855).

2021113313313 is an equidigital number, since it uses as much as digits as its factorization.

2021113313313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8116921023.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 2021113313313 its reverse (3133133111202), we get a palindrome (5154246424515).

The spelling of 2021113313313 in words is "two trillion, twenty-one billion, one hundred thirteen million, three hundred thirteen thousand, three hundred thirteen".