100221101110122 has 8 divisors (see below), whose sum is σ = 200442202220256. Its totient is φ = 33407033703372.

The previous prime is 100221101110121. The next prime is 100221101110147. The reversal of 100221101110122 is 221011101122001.

It is a happy number.

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

100221101110122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (100221101110121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8351758425838 + ... + 8351758425849.

It is an arithmetic number, because the mean of its divisors is an integer number (25055275277532).

Almost surely, 2^{100221101110122} is an apocalyptic number.

100221101110122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100221101110122 is a wasteful number, since it uses less digits than its factorization.

100221101110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16703516851692.

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

Adding to 100221101110122 its reverse (221011101122001), we get a palindrome (321232202232123).

The spelling of 100221101110122 in words is "one hundred trillion, two hundred twenty-one billion, one hundred one million, one hundred ten thousand, one hundred twenty-two".