102221200002002 has 8 divisors (see below), whose sum is σ = 155845436068812. Its totient is φ = 50272721312400.

The previous prime is 102221200001969. The next prime is 102221200002017. The reversal of 102221200002002 is 200200002122201.

It can be written as a sum of positive squares in 2 ways, for example, as 102217579693441 + 3620308561 = 10110271^2 + 60169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418939344149 + ... + 418939344392.

Almost surely, 2^{102221200002002} is an apocalyptic number.

102221200002002 is a deficient number, since it is larger than the sum of its proper divisors (53624236066810).

102221200002002 is an equidigital number, since it uses as much as digits as its factorization.

102221200002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837878688604.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102221200002002 its reverse (200200002122201), we get a palindrome (302421202124203).

The spelling of 102221200002002 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred million, two thousand, two".