2022212012121 has 12 divisors (see below), whose sum is σ = 3338254750272. Its totient is φ = 1155549721176.

The previous prime is 2022212012089. The next prime is 2022212012203. The reversal of 2022212012121 is 1212102122202.

It is a happy number.

2022212012121 is a `hidden beast` number, since 202 + 221 + 201 + 21 + 21 = 666.

It is not a de Polignac number, because 2022212012121 - 2⁵ = 2022212012089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2022212012094 and 2022212012103.

It is not an unprimeable number, because it can be changed into a prime (2022212012221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16049301621 + ... + 16049301746.

It is an arithmetic number, because the mean of its divisors is an integer number (278187895856).

Almost surely, 2^{2022212012121} is an apocalyptic number.

2022212012121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2022212012121 is a deficient number, since it is larger than the sum of its proper divisors (1316042738151).

2022212012121 is a wasteful number, since it uses less digits than its factorization.

2022212012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32098603380 (or 32098603377 counting only the distinct ones).

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

Adding to 2022212012121 its reverse (1212102122202), we get a palindrome (3234314134323).

The spelling of 2022212012121 in words is "two trillion, twenty-two billion, two hundred twelve million, twelve thousand, one hundred twenty-one".