22120122011122 has 8 divisors (see below), whose sum is σ = 33724120443372. Its totient is φ = 10878748530000.

The previous prime is 22120122011083. The next prime is 22120122011129. The reversal of 22120122011122 is 22111022102122.

It can be written as a sum of positive squares in 2 ways, for example, as 20699760990601 + 1420361020521 = 4549699^2 + 1191789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22120122011122.

It is not an unprimeable number, because it can be changed into a prime (22120122011129) 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 3 ways as a sum of consecutive naturals, for example, 90656237629 + ... + 90656237872.

Almost surely, 2^{22120122011122} is an apocalyptic number.

22120122011122 is a deficient number, since it is larger than the sum of its proper divisors (11603998432250).

22120122011122 is a wasteful number, since it uses less digits than its factorization.

22120122011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181312475564.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22120122011122 its reverse (22111022102122), we get a palindrome (44231144113244).

The spelling of 22120122011122 in words is "twenty-two trillion, one hundred twenty billion, one hundred twenty-two million, eleven thousand, one hundred twenty-two".