100221120111107 has 2 divisors, whose sum is σ = 100221120111108. Its totient is φ = 100221120111106.

The previous prime is 100221120111103. The next prime is 100221120111173. The reversal of 100221120111107 is 701111021122001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100221120111107 - 2² = 100221120111103 is a prime.

It is not a weakly prime, because it can be changed into another prime (100221120111103) 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 as a sum of consecutive naturals, namely, 50110560055553 + 50110560055554.

It is an arithmetic number, because the mean of its divisors is an integer number (50110560055554).

Almost surely, 2^{100221120111107} is an apocalyptic number.

100221120111107 is a deficient number, since it is larger than the sum of its proper divisors (1).

100221120111107 is an equidigital number, since it uses as much as digits as its factorization.

100221120111107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 100221120111107 its reverse (701111021122001), we get a palindrome (801332141233108).

The spelling of 100221120111107 in words is "one hundred trillion, two hundred twenty-one billion, one hundred twenty million, one hundred eleven thousand, one hundred seven".