2020022221111 has 16 divisors (see below), whose sum is σ = 2110551474240. Its totient is φ = 1930887884800.

The previous prime is 2020022221109. The next prime is 2020022221117. The reversal of 2020022221111 is 1111222200202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2020022221111 - 2¹ = 2020022221109 is a prime.

It is a super-3 number, since 3×2020022221111³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020022221117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45456375 + ... + 45500791.

It is an arithmetic number, because the mean of its divisors is an integer number (131909467140).

Almost surely, 2^{2020022221111} is an apocalyptic number.

2020022221111 is a deficient number, since it is larger than the sum of its proper divisors (90529253129).

2020022221111 is a wasteful number, since it uses less digits than its factorization.

2020022221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60074.

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

Adding to 2020022221111 its reverse (1111222200202), we get a palindrome (3131244421313).

The spelling of 2020022221111 in words is "two trillion, twenty billion, twenty-two million, two hundred twenty-one thousand, one hundred eleven".