22322121112121 has 4 divisors (see below), whose sum is σ = 22402706387172. Its totient is φ = 22241535837072.

The previous prime is 22322121112111. The next prime is 22322121112147. The reversal of 22322121112121 is 12121112122322.

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 10425381914896 + 11896739197225 = 3228836^2 + 3449165^2 .

It is a cyclic number.

It is not a de Polignac number, because 22322121112121 - 2¹⁰ = 22322121111097 is a prime.

It is a super-3 number, since 3×22322121112121³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22322121112111) 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, 40292637110 + ... + 40292637663.

It is an arithmetic number, because the mean of its divisors is an integer number (5600676596793).

Almost surely, 2^{22322121112121} is an apocalyptic number.

It is an amenable number.

22322121112121 is a deficient number, since it is larger than the sum of its proper divisors (80585275051).

22322121112121 is an equidigital number, since it uses as much as digits as its factorization.

22322121112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80585275050.

The product of its digits is 384, while the sum is 23.

Adding to 22322121112121 its reverse (12121112122322), we get a palindrome (34443233234443).

The spelling of 22322121112121 in words is "twenty-two trillion, three hundred twenty-two billion, one hundred twenty-one million, one hundred twelve thousand, one hundred twenty-one".