100221323230101 has 4 divisors (see below), whose sum is σ = 133628430973472. Its totient is φ = 66814215486732.

The previous prime is 100221323230031. The next prime is 100221323230103. The reversal of 100221323230101 is 101032323122001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 100221323230101 - 2¹³ = 100221323221909 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 (100221323230103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16703553871681 + ... + 16703553871686.

It is an arithmetic number, because the mean of its divisors is an integer number (33407107743368).

Almost surely, 2^{100221323230101} is an apocalyptic number.

It is an amenable number.

100221323230101 is a deficient number, since it is larger than the sum of its proper divisors (33407107743371).

100221323230101 is an equidigital number, since it uses as much as digits as its factorization.

100221323230101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33407107743370.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 100221323230101 its reverse (101032323122001), we get a palindrome (201253646352102).

The spelling of 100221323230101 in words is "one hundred trillion, two hundred twenty-one billion, three hundred twenty-three million, two hundred thirty thousand, one hundred one".