22022121121121 has 24 divisors (see below), whose sum is σ = 24861096466752. Its totient is φ = 19478443485600.

The previous prime is 22022121121103. The next prime is 22022121121123. The reversal of 22022121121121 is 12112112122022.

It is not a de Polignac number, because 22022121121121 - 2³⁰ = 22021047379297 is a prime.

It is a Duffinian number.

22022121121121 is a modest number, since divided by 121121121 gives 22022 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 22022121121093 and 22022121121102.

It is not an unprimeable number, because it can be changed into a prime (22022121121123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229993826 + ... + 230089556.

It is an arithmetic number, because the mean of its divisors is an integer number (1035879019448).

Almost surely, 2^{22022121121121} is an apocalyptic number.

It is an amenable number.

22022121121121 is a deficient number, since it is larger than the sum of its proper divisors (2838975345631).

22022121121121 is a wasteful number, since it uses less digits than its factorization.

22022121121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147173 (or 147162 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22022121121121 its reverse (12112112122022), we get a palindrome (34134233243143).

The spelling of 22022121121121 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty-one".