2022212121222 has 32 divisors (see below), whose sum is σ = 4118798541312. Its totient is φ = 661743666144.

The previous prime is 2022212121217. The next prime is 2022212121227. The reversal of 2022212121222 is 2221212122202.

It is an interprime number because it is at equal distance from previous prime (2022212121217) and next prime (2022212121227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022212121227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8466478 + ... + 8702049.

It is an arithmetic number, because the mean of its divisors is an integer number (128712454416).

Almost surely, 2^{2022212121222} is an apocalyptic number.

2022212121222 is an abundant number, since it is smaller than the sum of its proper divisors (2096586420090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2022212121222 is a wasteful number, since it uses less digits than its factorization.

2022212121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17168892.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 2022212121222 its reverse (2221212122202), we get a palindrome (4243424243424).

The spelling of 2022212121222 in words is "two trillion, twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, two hundred twenty-two".