2222022102021 has 12 divisors (see below), whose sum is σ = 3209603936448. Its totient is φ = 1481340473064.

The previous prime is 2222022101987. The next prime is 2222022102031. The reversal of 2222022102021 is 1202012202222.

2222022102021 is a `hidden beast` number, since 22 + 220 + 221 + 0 + 202 + 1 = 666.

It is not a de Polignac number, because 2222022102021 - 2¹⁰ = 2222022100997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2222022101985 and 2222022102003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222022102031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1655476 + ... + 2680418.

It is an arithmetic number, because the mean of its divisors is an integer number (267466994704).

Almost surely, 2^{2222022102021} is an apocalyptic number.

It is an amenable number.

2222022102021 is a deficient number, since it is larger than the sum of its proper divisors (987581834427).

2222022102021 is a wasteful number, since it uses less digits than its factorization.

2222022102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265832 (or 1265829 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2222022102021 its reverse (1202012202222), we get a palindrome (3424034304243).

The spelling of 2222022102021 in words is "two trillion, two hundred twenty-two billion, twenty-two million, one hundred two thousand, twenty-one".