10220211202221 has 40 divisors (see below), whose sum is σ = 15483868196544. Its totient is φ = 6716812152960.

The previous prime is 10220211202153. The next prime is 10220211202259. The reversal of 10220211202221 is 12220211202201.

It is a happy number.

10220211202221 is a `hidden beast` number, since 1 + 0 + 220 + 21 + 1 + 202 + 221 = 666.

It is not a de Polignac number, because 10220211202221 - 2¹⁰ = 10220211201197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10220211202194 and 10220211202203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220211202121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 58532770 + ... + 58707116.

Almost surely, 2^{10220211202221} is an apocalyptic number.

It is an amenable number.

10220211202221 is a deficient number, since it is larger than the sum of its proper divisors (5263656994323).

10220211202221 is a wasteful number, since it uses less digits than its factorization.

10220211202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184623 (or 184614 counting only the distinct ones).

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

Adding to 10220211202221 its reverse (12220211202201), we get a palindrome (22440422404422).

The spelling of 10220211202221 in words is "ten trillion, two hundred twenty billion, two hundred eleven million, two hundred two thousand, two hundred twenty-one".