2022021022021 has 64 divisors (see below), whose sum is σ = 2738635038720. Its totient is φ = 1441706319360.

The previous prime is 2022021021991. The next prime is 2022021022097. The reversal of 2022021022021 is 1202201202202.

It is a cyclic number.

It is not a de Polignac number, because 2022021022021 - 2¹⁹ = 2022020497733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2022021021986 and 2022021022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022021025021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98591250 + ... + 98611756.

It is an arithmetic number, because the mean of its divisors is an integer number (42791172480).

Almost surely, 2^{2022021022021} is an apocalyptic number.

It is an amenable number.

2022021022021 is a deficient number, since it is larger than the sum of its proper divisors (716614016699).

2022021022021 is a wasteful number, since it uses less digits than its factorization.

2022021022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21394.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2022021022021 its reverse (1202201202202), we get a palindrome (3224222224223).

The spelling of 2022021022021 in words is "two trillion, twenty-two billion, twenty-one million, twenty-two thousand, twenty-one".