201221211001102 has 8 divisors (see below), whose sum is σ = 302175980491176. Its totient is φ = 100495884170712.

The previous prime is 201221211001099. The next prime is 201221211001127. The reversal of 201221211001102 is 201100112122102.

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

It is a congruent number.

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, 57360662728 + ... + 57360666235.

It is an arithmetic number, because the mean of its divisors is an integer number (37771997561397).

Almost surely, 2^{201221211001102} is an apocalyptic number.

201221211001102 is a deficient number, since it is larger than the sum of its proper divisors (100954769490074).

201221211001102 is a wasteful number, since it uses less digits than its factorization.

201221211001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114721329842.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201221211001102 its reverse (201100112122102), we get a palindrome (402321323123204).

The spelling of 201221211001102 in words is "two hundred one trillion, two hundred twenty-one billion, two hundred eleven million, one thousand, one hundred two".