100221210195 has 16 divisors (see below), whose sum is σ = 160360380672. Its totient is φ = 53449164000.

The previous prime is 100221210163. The next prime is 100221210197. The reversal of 100221210195 is 591012122001.

It is not a de Polignac number, because 100221210195 - 2⁵ = 100221210163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100221210197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295884 + ... + 536646.

It is an arithmetic number, because the mean of its divisors is an integer number (10022523792).

Almost surely, 2^100221210195 is an apocalyptic number.

100221210195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100221210195 is a deficient number, since it is larger than the sum of its proper divisors (60139170477).

100221210195 is a wasteful number, since it uses less digits than its factorization.

100221210195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268522.

The product of its (nonzero) digits is 360, while the sum is 24.

Adding to 100221210195 its reverse (591012122001), we get a palindrome (691233332196).

The spelling of 100221210195 in words is "one hundred billion, two hundred twenty-one million, two hundred ten thousand, one hundred ninety-five".