100222122212211 has 4 divisors (see below), whose sum is σ = 133629496282952. Its totient is φ = 66814748141472.

The previous prime is 100222122212183. The next prime is 100222122212273. The reversal of 100222122212211 is 112212221222001.

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

It is not a de Polignac number, because 100222122212211 - 2⁹ = 100222122211699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100222122212111) 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, 16703687035366 + ... + 16703687035371.

It is an arithmetic number, because the mean of its divisors is an integer number (33407374070738).

Almost surely, 2^{100222122212211} is an apocalyptic number.

100222122212211 is a deficient number, since it is larger than the sum of its proper divisors (33407374070741).

100222122212211 is an equidigital number, since it uses as much as digits as its factorization.

100222122212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33407374070740.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 100222122212211 its reverse (112212221222001), we get a palindrome (212434343434212).

The spelling of 100222122212211 in words is "one hundred trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred twelve thousand, two hundred eleven".