100221322644611 has 8 divisors (see below), whose sum is σ = 114538797356544. Its totient is φ = 85903883659080.

The previous prime is 100221322644577. The next prime is 100221322644647. The reversal of 100221322644611 is 116446223122001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100221322644611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100221322644691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2623325 + ... + 14398766.

It is an arithmetic number, because the mean of its divisors is an integer number (14317349669568).

Almost surely, 2^{100221322644611} is an apocalyptic number.

100221322644611 is a deficient number, since it is larger than the sum of its proper divisors (14317474711933).

100221322644611 is an equidigital number, since it uses as much as digits as its factorization.

100221322644611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17863201.

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 100221322644611 its reverse (116446223122001), we get a palindrome (216667545766612).

The spelling of 100221322644611 in words is "one hundred trillion, two hundred twenty-one billion, three hundred twenty-two million, six hundred forty-four thousand, six hundred eleven".