12100110020221 has 8 divisors (see below), whose sum is σ = 12381810240800. Its totient is φ = 11818423541232.

The previous prime is 12100110020213. The next prime is 12100110020227. The reversal of 12100110020221 is 12202001100121.

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 12100110020221 - 2³ = 12100110020213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100110020227) 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, 1643046 + ... + 5186503.

It is an arithmetic number, because the mean of its divisors is an integer number (1547726280100).

Almost surely, 2^{12100110020221} is an apocalyptic number.

It is an amenable number.

12100110020221 is a deficient number, since it is larger than the sum of its proper divisors (281700220579).

12100110020221 is an equidigital number, since it uses as much as digits as its factorization.

12100110020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6870795.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12100110020221 its reverse (12202001100121), we get a palindrome (24302111120342).

The spelling of 12100110020221 in words is "twelve trillion, one hundred billion, one hundred ten million, twenty thousand, two hundred twenty-one".