100222210021211 has 4 divisors (see below), whose sum is σ = 100352537993400. Its totient is φ = 100091882049024.

The previous prime is 100222210021159. The next prime is 100222210021217. The reversal of 100222210021211 is 112120012222001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100222210021211 - 2¹⁰ = 100222210020187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100222210021211.

It is not an unprimeable number, because it can be changed into a prime (100222210021217) 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, 65163984941 + ... + 65163986478.

It is an arithmetic number, because the mean of its divisors is an integer number (25088134498350).

Almost surely, 2^{100222210021211} is an apocalyptic number.

100222210021211 is a deficient number, since it is larger than the sum of its proper divisors (130327972189).

100222210021211 is an equidigital number, since it uses as much as digits as its factorization.

100222210021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130327972188.

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

Adding to 100222210021211 its reverse (112120012222001), we get a palindrome (212342222243212).

The spelling of 100222210021211 in words is "one hundred trillion, two hundred twenty-two billion, two hundred ten million, twenty-one thousand, two hundred eleven".