12022120122021 has 8 divisors (see below), whose sum is σ = 17810548328960. Its totient is φ = 8014746747996.

The previous prime is 12022120122011. The next prime is 12022120122037. The reversal of 12022120122021 is 12022102122021.

It is a happy number.

12022120122021 is a `hidden beast` number, since 1 + 2 + 0 + 221 + 201 + 220 + 21 = 666.

It is not a de Polignac number, because 12022120122021 - 2¹⁸ = 12022119859877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12022120121985 and 12022120122003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022120122011) 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 7 ways as a sum of consecutive naturals, for example, 222631854085 + ... + 222631854138.

It is an arithmetic number, because the mean of its divisors is an integer number (2226318541120).

Almost surely, 2^{12022120122021} is an apocalyptic number.

It is an amenable number.

12022120122021 is a deficient number, since it is larger than the sum of its proper divisors (5788428206939).

12022120122021 is an equidigital number, since it uses as much as digits as its factorization.

12022120122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445263708232 (or 445263708226 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12022120122021 its reverse (12022102122021), we get a palindrome (24044222244042).

The spelling of 12022120122021 in words is "twelve trillion, twenty-two billion, one hundred twenty million, one hundred twenty-two thousand, twenty-one".