10221220200222 has 192 divisors, whose sum is σ = 23088718388736. Its totient is φ = 3265710981120.

The previous prime is 10221220200203. The next prime is 10221220200313. The reversal of 10221220200222 is 22200202212201.

10221220200222 is a `hidden beast` number, since 1 + 0 + 2 + 21 + 220 + 200 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10221220200195 and 10221220200204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7844374023 + ... + 7844375325.

It is an arithmetic number, because the mean of its divisors is an integer number (120253741608).

Almost surely, 2^{10221220200222} is an apocalyptic number.

10221220200222 is an abundant number, since it is smaller than the sum of its proper divisors (12867498188514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10221220200222 is a wasteful number, since it uses less digits than its factorization.

10221220200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 10221220200222 its reverse (22200202212201), we get a palindrome (32421422412423).

The spelling of 10221220200222 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, two hundred thousand, two hundred twenty-two".