201012220222102 has 4 divisors (see below), whose sum is σ = 301518330333156. Its totient is φ = 100506110111050.

The previous prime is 201012220222091. The next prime is 201012220222181. The reversal of 201012220222102 is 201222022210102.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 201012220222102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50253055055524 + ... + 50253055055527.

It is an arithmetic number, because the mean of its divisors is an integer number (75379582583289).

Almost surely, 2^{201012220222102} is an apocalyptic number.

201012220222102 is a deficient number, since it is larger than the sum of its proper divisors (100506110111054).

201012220222102 is a wasteful number, since it uses less digits than its factorization.

201012220222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100506110111053.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201012220222102 its reverse (201222022210102), we get a palindrome (402234242432204).

The spelling of 201012220222102 in words is "two hundred one trillion, twelve billion, two hundred twenty million, two hundred twenty-two thousand, one hundred two".