2022111211121 has 4 divisors (see below), whose sum is σ = 2049811364772. Its totient is φ = 1994411057472.

The previous prime is 2022111211097. The next prime is 2022111211123. The reversal of 2022111211121 is 1211121112202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 491311276096 + 1530799935025 = 700936^2 + 1237255^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022111211121 - 2¹⁴ = 2022111194737 is a prime.

It is a super-3 number, since 3×2022111211121³ (a number of 38 digits) contains 333 as substring.

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 2022111211121.

It is not an unprimeable number, because it can be changed into a prime (2022111211123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13850076716 + ... + 13850076861.

It is an arithmetic number, because the mean of its divisors is an integer number (512452841193).

Almost surely, 2^{2022111211121} is an apocalyptic number.

It is an amenable number.

2022111211121 is a deficient number, since it is larger than the sum of its proper divisors (27700153651).

2022111211121 is an equidigital number, since it uses as much as digits as its factorization.

2022111211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27700153650.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2022111211121 its reverse (1211121112202), we get a palindrome (3233232323323).

The spelling of 2022111211121 in words is "two trillion, twenty-two billion, one hundred eleven million, two hundred eleven thousand, one hundred twenty-one".