2020121111022 has 128 divisors (see below), whose sum is σ = 4894501248000. Its totient is φ = 542972491776.

The previous prime is 2020121110967. The next prime is 2020121111027. The reversal of 2020121111022 is 2201111210202.

It is a junction number, because it is equal to n+sod(n) for n = 2020121110992 and 2020121111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020121111027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 244178278 + ... + 244186550.

It is an arithmetic number, because the mean of its divisors is an integer number (38238291000).

Almost surely, 2^{2020121111022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020121111022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2447250624000).

2020121111022 is an abundant number, since it is smaller than the sum of its proper divisors (2874380136978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020121111022 is a wasteful number, since it uses less digits than its factorization.

2020121111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10410.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2020121111022 its reverse (2201111210202), we get a palindrome (4221232321224).

The spelling of 2020121111022 in words is "two trillion, twenty billion, one hundred twenty-one million, one hundred eleven thousand, twenty-two".