10222112200221 has 12 divisors (see below), whose sum is σ = 14765309784160. Its totient is φ = 6814724571720.

The previous prime is 10222112200219. The next prime is 10222112200243. The reversal of 10222112200221 is 12200221122201.

It is a happy number.

10222112200221 is a `hidden beast` number, since 1 + 0 + 2 + 221 + 1 + 220 + 0 + 221 = 666.

It is not a de Polignac number, because 10222112200221 - 2¹ = 10222112200219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10222112200194 and 10222112200203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222112200721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3227040 + ... + 5554998.

Almost surely, 2^{10222112200221} is an apocalyptic number.

It is an amenable number.

10222112200221 is a deficient number, since it is larger than the sum of its proper divisors (4543197583939).

10222112200221 is a wasteful number, since it uses less digits than its factorization.

10222112200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2815856 (or 2815853 counting only the distinct ones).

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

Adding to 10222112200221 its reverse (12200221122201), we get a palindrome (22422333322422).

The spelling of 10222112200221 in words is "ten trillion, two hundred twenty-two billion, one hundred twelve million, two hundred thousand, two hundred twenty-one".