22022101022121 has 24 divisors (see below), whose sum is σ = 31979031591936. Its totient is φ = 14603261722560.

The previous prime is 22022101022113. The next prime is 22022101022147. The reversal of 22022101022121 is 12122010122022.

It is a happy number.

22022101022121 is a `hidden beast` number, since 2 + 202 + 210 + 10 + 221 + 21 = 666.

It is not a de Polignac number, because 22022101022121 - 2³ = 22022101022113 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22022101022094 and 22022101022103.

It is not an unprimeable number, because it can be changed into a prime (22022101022161) 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, 19375836 + ... + 20480898.

It is an arithmetic number, because the mean of its divisors is an integer number (1332459649664).

Almost surely, 2^{22022101022121} is an apocalyptic number.

It is an amenable number.

22022101022121 is a deficient number, since it is larger than the sum of its proper divisors (9956930569815).

22022101022121 is a wasteful number, since it uses less digits than its factorization.

22022101022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116853 (or 1116850 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22022101022121 its reverse (12122010122022), we get a palindrome (34144111144143).

Subtracting from 22022101022121 its reverse (12122010122022), we obtain a palindrome (9900090900099).

The spelling of 22022101022121 in words is "twenty-two trillion, twenty-two billion, one hundred one million, twenty-two thousand, one hundred twenty-one".