2020020021122 has 16 divisors (see below), whose sum is σ = 3112252735032. Its totient is φ = 982608232320.

The previous prime is 2020020021121. The next prime is 2020020021181. The reversal of 2020020021122 is 2211200200202.

It can be written as a sum of positive squares in 4 ways, for example, as 2010443245801 + 9576775321 = 1417901^2 + 97861^2 .

It is a super-2 number, since 2×2020020021122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2020020021097 and 2020020021106.

It is not an unprimeable number, because it can be changed into a prime (2020020021121) 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, 742523 + ... + 2142750.

Almost surely, 2^{2020020021122} is an apocalyptic number.

2020020021122 is a deficient number, since it is larger than the sum of its proper divisors (1092232713910).

2020020021122 is a wasteful number, since it uses less digits than its factorization.

2020020021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894773.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2020020021122 its reverse (2211200200202), we get a palindrome (4231220221324).

The spelling of 2020020021122 in words is "two trillion, twenty billion, twenty million, twenty-one thousand, one hundred twenty-two".