100221120111 has 8 divisors (see below), whose sum is σ = 152717897344. Its totient is φ = 57269211480.

The previous prime is 100221120107. The next prime is 100221120121. The reversal of 100221120111 is 111021122001.

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

It is not a de Polignac number, because 100221120111 - 2² = 100221120107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100221120121) 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, 2386217125 + ... + 2386217166.

It is an arithmetic number, because the mean of its divisors is an integer number (19089737168).

Almost surely, 2^100221120111 is an apocalyptic number.

100221120111 is a deficient number, since it is larger than the sum of its proper divisors (52496777233).

100221120111 is an equidigital number, since it uses as much as digits as its factorization.

100221120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4772434301.

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

Adding to 100221120111 its reverse (111021122001), we get a palindrome (211242242112).

The spelling of 100221120111 in words is "one hundred billion, two hundred twenty-one million, one hundred twenty thousand, one hundred eleven".