20112022020021 has 8 divisors (see below), whose sum is σ = 26816123326944. Its totient is φ = 13407967696560.

The previous prime is 20112022019959. The next prime is 20112022020029. The reversal of 20112022020021 is 12002022021102.

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

It is not a de Polignac number, because 20112022020021 - 2¹¹ = 20112022017973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112022020029) 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, 10734606 + ... + 12468191.

It is an arithmetic number, because the mean of its divisors is an integer number (3352015415868).

Almost surely, 2^{20112022020021} is an apocalyptic number.

It is an amenable number.

20112022020021 is a deficient number, since it is larger than the sum of its proper divisors (6704101306923).

20112022020021 is a wasteful number, since it uses less digits than its factorization.

20112022020021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23491731.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20112022020021 its reverse (12002022021102), we get a palindrome (32114044041123).

The spelling of 20112022020021 in words is "twenty trillion, one hundred twelve billion, twenty-two million, twenty thousand, twenty-one".