201222221020002 has 192 divisors, whose sum is σ = 568872358139904. Its totient is φ = 49969628559360.

The previous prime is 201222221019949. The next prime is 201222221020027. The reversal of 201222221020002 is 200020122222102.

201222221020002 is a `hidden beast` number, since 20 + 1 + 222 + 221 + 0 + 200 + 0 + 2 = 666.

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

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, 51672343 + ... + 55429914.

It is an arithmetic number, because the mean of its divisors is an integer number (2962876865312).

Almost surely, 2^{201222221020002} is an apocalyptic number.

201222221020002 is an abundant number, since it is smaller than the sum of its proper divisors (367650137119902).

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

201222221020002 is a wasteful number, since it uses less digits than its factorization.

201222221020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107102353 (or 107102350 counting only the distinct ones).

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

Adding to 201222221020002 its reverse (200020122222102), we get a palindrome (401242343242104).

The spelling of 201222221020002 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred twenty-one million, twenty thousand, two".