120211100110221 has 8 divisors (see below), whose sum is σ = 160281517698144. Its totient is φ = 80140707964560.

The previous prime is 120211100110111. The next prime is 120211100110289. The reversal of 120211100110221 is 122011001112021.

It is a happy number.

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

It is not a de Polignac number, because 120211100110221 - 2¹⁴ = 120211100093837 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 120211100110221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120211100130221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13725751 + ... + 20707931.

It is an arithmetic number, because the mean of its divisors is an integer number (20035189712268).

Almost surely, 2^{120211100110221} is an apocalyptic number.

It is an amenable number.

120211100110221 is a deficient number, since it is larger than the sum of its proper divisors (40070417587923).

120211100110221 is an equidigital number, since it uses as much as digits as its factorization.

120211100110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12721131.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120211100110221 its reverse (122011001112021), we get a palindrome (242222101222242).

The spelling of 120211100110221 in words is "one hundred twenty trillion, two hundred eleven billion, one hundred million, one hundred ten thousand, two hundred twenty-one".