2021113302311 has 8 divisors (see below), whose sum is σ = 2140423920720. Its totient is φ = 1901849528448.

The previous prime is 2021113302301. The next prime is 2021113302337. The reversal of 2021113302311 is 1132033111202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2021113302311 - 2¹⁴ = 2021113285927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021113302301) 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, 11622281 + ... + 11794898.

It is an arithmetic number, because the mean of its divisors is an integer number (267552990090).

Almost surely, 2^{2021113302311} is an apocalyptic number.

2021113302311 is a deficient number, since it is larger than the sum of its proper divisors (119310618409).

2021113302311 is a wasteful number, since it uses less digits than its factorization.

2021113302311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23422273.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2021113302311 its reverse (1132033111202), we get a palindrome (3153146413513).

The spelling of 2021113302311 in words is "two trillion, twenty-one billion, one hundred thirteen million, three hundred two thousand, three hundred eleven".