201222201020102 has 16 divisors (see below), whose sum is σ = 319612291294320. Its totient is φ = 94685662798848.

The previous prime is 201222201020081. The next prime is 201222201020131. The reversal of 201222201020102 is 201020102222102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222594827 + ... + 223496982.

It is an arithmetic number, because the mean of its divisors is an integer number (19975768205895).

Almost surely, 2^{201222201020102} is an apocalyptic number.

201222201020102 is a deficient number, since it is larger than the sum of its proper divisors (118390090274218).

201222201020102 is a wasteful number, since it uses less digits than its factorization.

201222201020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446105095.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201222201020102 its reverse (201020102222102), we get a palindrome (402242303242204).

The spelling of 201222201020102 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred one million, twenty thousand, one hundred two".