2020101222021 has 16 divisors (see below), whose sum is σ = 2699723587584. Its totient is φ = 1343609494704.

The previous prime is 2020101221987. The next prime is 2020101222043. The reversal of 2020101222021 is 1202221010202.

It is not a de Polignac number, because 2020101222021 - 2¹⁴ = 2020101205637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020101222421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2334816 + ... + 3080838.

It is an arithmetic number, because the mean of its divisors is an integer number (168732724224).

Almost surely, 2^{2020101222021} is an apocalyptic number.

It is an amenable number.

2020101222021 is a deficient number, since it is larger than the sum of its proper divisors (679622365563).

2020101222021 is a wasteful number, since it uses less digits than its factorization.

2020101222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748120.

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

Adding to 2020101222021 its reverse (1202221010202), we get a palindrome (3222322232223).

The spelling of 2020101222021 in words is "two trillion, twenty billion, one hundred one million, two hundred twenty-two thousand, twenty-one".