20201112022021 has 8 divisors (see below), whose sum is σ = 23090287610624. Its totient is φ = 17312762044080.

The previous prime is 20201112021977. The next prime is 20201112022051. The reversal of 20201112022021 is 12022021110202.

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 20201112022021 - 2⁹ = 20201112021509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20201112021986 and 20201112022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201112022051) 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, 206350230 + ... + 206448103.

It is an arithmetic number, because the mean of its divisors is an integer number (2886285951328).

Almost surely, 2^{20201112022021} is an apocalyptic number.

It is an amenable number.

20201112022021 is a deficient number, since it is larger than the sum of its proper divisors (2889175588603).

20201112022021 is an equidigital number, since it uses as much as digits as its factorization.

20201112022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412805331.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20201112022021 its reverse (12022021110202), we get a palindrome (32223133132223).

The spelling of 20201112022021 in words is "twenty trillion, two hundred one billion, one hundred twelve million, twenty-two thousand, twenty-one".