200102102102221 has 8 divisors (see below), whose sum is σ = 218722069101600. Its totient is φ = 181553612904240.

The previous prime is 200102102102173. The next prime is 200102102102267. The reversal of 200102102102221 is 122201201201002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200102102102221 - 2¹⁹ = 200102101577933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200102102102195 and 200102102102204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200102102102291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17869444491 + ... + 17869455688.

It is an arithmetic number, because the mean of its divisors is an integer number (27340258637700).

Almost surely, 2^{200102102102221} is an apocalyptic number.

It is an amenable number.

200102102102221 is a deficient number, since it is larger than the sum of its proper divisors (18619966999379).

200102102102221 is a wasteful number, since it uses less digits than its factorization.

200102102102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35738900699.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200102102102221 its reverse (122201201201002), we get a palindrome (322303303303223).

The spelling of 200102102102221 in words is "two hundred trillion, one hundred two billion, one hundred two million, one hundred two thousand, two hundred twenty-one".