100221111201 has 8 divisors (see below), whose sum is σ = 137938733824. Its totient is φ = 64658781360.

The previous prime is 100221111169. The next prime is 100221111203. The reversal of 100221111201 is 102111122001.

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

It is not a de Polignac number, because 100221111201 - 2⁵ = 100221111169 is a prime.

It is a super-2 number, since 2×100221111201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100221111203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538823086 + ... + 538823271.

It is an arithmetic number, because the mean of its divisors is an integer number (17242341728).

Almost surely, 2^100221111201 is an apocalyptic number.

It is an amenable number.

100221111201 is a deficient number, since it is larger than the sum of its proper divisors (37717622623).

100221111201 is a wasteful number, since it uses less digits than its factorization.

100221111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077646391.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100221111201 its reverse (102111122001), we get a palindrome (202332233202).

The spelling of 100221111201 in words is "one hundred billion, two hundred twenty-one million, one hundred eleven thousand, two hundred one".