100221111120201 has 8 divisors (see below), whose sum is σ = 133628241415584. Its totient is φ = 66814027452480.

The previous prime is 100221111120181. The next prime is 100221111120293. The reversal of 100221111120201 is 102021111122001.

It is a happy number.

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

It is not a de Polignac number, because 100221111120201 - 2¹⁹ = 100221110595913 is a prime.

It is a super-2 number, since 2×100221111120201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100221111120301) 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 7 ways as a sum of consecutive naturals, for example, 6288471 + ... + 15491516.

It is an arithmetic number, because the mean of its divisors is an integer number (16703530176948).

Almost surely, 2^{100221111120201} is an apocalyptic number.

It is an amenable number.

100221111120201 is a deficient number, since it is larger than the sum of its proper divisors (33407130295383).

100221111120201 is a wasteful number, since it uses less digits than its factorization.

100221111120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23313831.

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

Adding to 100221111120201 its reverse (102021111122001), we get a palindrome (202242222242202).

The spelling of 100221111120201 in words is "one hundred trillion, two hundred twenty-one billion, one hundred eleven million, one hundred twenty thousand, two hundred one".