100222201110221 has 4 divisors (see below), whose sum is σ = 100222405809792. Its totient is φ = 100221996410652.

The previous prime is 100222201110203. The next prime is 100222201110271. The reversal of 100222201110221 is 122011102222001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100222201110221 - 2¹⁰ = 100222201109197 is a prime.

It is a Duffinian number.

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 100222201110221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222201110271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101613611 + ... + 102595176.

It is an arithmetic number, because the mean of its divisors is an integer number (25055601452448).

Almost surely, 2^{100222201110221} is an apocalyptic number.

It is an amenable number.

100222201110221 is a deficient number, since it is larger than the sum of its proper divisors (204699571).

100222201110221 is an equidigital number, since it uses as much as digits as its factorization.

100222201110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204699570.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100222201110221 its reverse (122011102222001), we get a palindrome (222233303332222).

The spelling of 100222201110221 in words is "one hundred trillion, two hundred twenty-two billion, two hundred one million, one hundred ten thousand, two hundred twenty-one".