22210102202121 has 12 divisors (see below), whose sum is σ = 32088841220800. Its totient is φ = 14803235193240.

The previous prime is 22210102202111. The next prime is 22210102202129. The reversal of 22210102202121 is 12120220101222.

It is a happy number.

22210102202121 is a `hidden beast` number, since 2 + 221 + 0 + 10 + 220 + 212 + 1 = 666.

It is not a de Polignac number, because 22210102202121 - 2¹⁹ = 22210101677833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22210102202094 and 22210102202103.

It is not an unprimeable number, because it can be changed into a prime (22210102202129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291593821 + ... + 291669978.

Almost surely, 2^{22210102202121} is an apocalyptic number.

It is an amenable number.

22210102202121 is a deficient number, since it is larger than the sum of its proper divisors (9878739018679).

22210102202121 is a wasteful number, since it uses less digits than its factorization.

22210102202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583268036 (or 583268033 counting only the distinct ones).

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

Adding to 22210102202121 its reverse (12120220101222), we get a palindrome (34330322303343).

The spelling of 22210102202121 in words is "twenty-two trillion, two hundred ten billion, one hundred two million, two hundred two thousand, one hundred twenty-one".