2022012211121 has 6 divisors (see below), whose sum is σ = 2352136653810. Its totient is φ = 1733153323776.

The previous prime is 2022012211081. The next prime is 2022012211157. The reversal of 2022012211121 is 1211122102202.

It can be written as a sum of positive squares in only one way, i.e., 1154625466225 + 867386744896 = 1074535^2 + 931336^2 .

It is not a de Polignac number, because 2022012211121 - 2⁶ = 2022012211057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2022012211121.

It is not an unprimeable number, because it can be changed into a prime (2022012219121) 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 5 ways as a sum of consecutive naturals, for example, 20632777616 + ... + 20632777713.

It is an arithmetic number, because the mean of its divisors is an integer number (392022775635).

Almost surely, 2^{2022012211121} is an apocalyptic number.

It is an amenable number.

2022012211121 is a deficient number, since it is larger than the sum of its proper divisors (330124442689).

2022012211121 is an equidigital number, since it uses as much as digits as its factorization.

2022012211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41265555343 (or 41265555336 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2022012211121 its reverse (1211122102202), we get a palindrome (3233134313323).

The spelling of 2022012211121 in words is "two trillion, twenty-two billion, twelve million, two hundred eleven thousand, one hundred twenty-one".